Please look in Eschmeyer's Catalog of Fishes for authorships of sections, Families of Fishes (all), and related information.

Species in the family or subfamily Chiasmodontidae: [ 44 ] records

albeolus, Pseudoscopelus Prokofiev [A. M.] & Kukuev [E. I.] 2008:69, Figs. 14, 40, 66, 118-124 [ ref. 29599] Antarctic (exact data lost), depth 500-200 meters. Holotype (unique): ZIN 43959. •Synonym of Pseudoscopelus australis Prokofiev & Kukuev 2006 -- (Melo 2010:59 [ref. 31058]). •Valid as Pseudoscopelus albeolus Prokofiev & Kukuev 2008 -- (Prokofiev 2014:650 [ref. 34633] needs confirmation). Current status: Valid as Pseudoscopelus albeolus Prokofiev & Kukuev 2008. Chiasmodontidae. Habitat: marine.

alcocki, Dysalotus MacGilchrist [A. C.] 1905:268 [Annals and Magazine of Natural History (Series 7) v. 15 (no. 87) (art. 28); ref. 2953] Bay of Bengal, south of Andaman Islands, 10°06'N, 92°29'E, Investigator station 315, depth 705 fathoms. Holotype (unique): ZSI F1053/1. Type catalog: Menon & Yazdani 1968:146 [ref. 20743], Menon & Rama-Rao 1975:39 [ref. 22148]. •Valid as Dysalotus alcocki MacGilchrist 1905 -- (Johnson & Keene 1986:732 [ref. 6303], Johnson & Keene 1990:901 [ref. 19355], Fricke 1999:462 [ref. 24106], Paxton in Randall & Lim 2000:630 [ref. 25122], Nakabo 2000:1072 [ref. 25182], Mooi & Paxton 2001:3496 [ref. 26280], Nakabo 2002:1072 [ref. 26193], Moore et al. 2003:227 [ref. 27076], McEachran & Sutton 2003:1743 [ref. 27107], Shinohara et al. 2005:437 [ref. 28370], Mundy 2005:455 [ref. 28379], McEachran & Fechhelm 2005:555 [ref. 28815], Prokofiev 2011:698 [ref. 31701], Ban & Fukui 2012:45 [ref. 32077], Smith in Carpenter & De Angelis 2016:2766 [ref. 34618], Melo 2017:789 [ref. 34898], Carneiro et al. 2019:289 [ref. 37250], Fricke et al. 2019:247 [ref. 36673], Fermon et al. 2022:211 [ref. 39448] possible, Page et al. 2023:116 [ref. 40505]). Current status: Valid as Dysalotus alcocki MacGilchrist 1905. Chiasmodontidae. Distribution: Circumglobal in tropical and subtropical seas, but not in eastern Pacific. Habitat: marine.

altipinnis, Pseudoscopelus Parr [A. E.] 1933:41, Fig. 18 [Bulletin of the Bingham Oceanographic Collection Yale University v. 3 (art. 6); ref. 3373] Off Cat Island, Bahamas, 24°51'N, 76°28'W, 8,000 feet wire out. Holotype: YPM 2798. Paratypes: YPM 2800 (1). Type catalog: Moore & Boardman 1991:9 [ref. 16741]. •Valid as Pseudoscopelus altipinnis Parr 1933 -- (Krefft 1973:453 [ref. 7166], Uyeno & Aizawa in Uyeno et al. 1983:404 [ref. 14275], Johnson & Keene in Whitehead et al. 1986:960 [ref. 13676], Pequeño 1989:64 [ref. 14125], Santos et al. 1997:128 [ref. 23531], Arruda 1997:98 [ref. 24952], Porteiro et al. 1999:42 [ref. 24203], Trunov 1999:467 [ref. 24579], Meléndez C. & Cancino A. 2000:3 [ref. 37224], Mooi & Paxton 2001:3496 [ref. 26280], McEachran & Sutton 2003:1743 [ref. 27107], Figueiredo et al. in Menezes et al. 2003:94 [ref. 27192], Prokofiev & Kukuev 2005:752 [ref. 28534] also with a cf. altipinnis on p. 760, McEachran & Fechhelm 2005:560 [ref. 28815], Duhamel et al. 2005:376 [ref. 32059], Prokofiev & Kukuev 2006:179 [ref. 28617], Melo et al. 2007:34 [ref. 29307], Spitz et al. 2007:335 [ref. 29400], Prokofiev & Kukuev 2008:36, 149 [ref. 29599], Costa & Mincarone 2010:354 [ref. 37483], Melo 2010:36 [ref. 31058], Prokofiev 2011:707 [ref. 31701], Prokofiev 2014:646 [ref. 34633], Smith in Carpenter & De Angelis 2016:2766 [ref. 34618], Carneiro et al. 2019:290 [ref. 37250], Iglésias et al. 2020:296 [ref. 37987], Sutton et al. 2020:287 [ref. 37832], Bañón et al. 2021:8 [ref. 40417], Fermon et al. 2022:212 [ref. 39448] with question, Page et al. 2023:116 [ref. 40505]). Current status: Valid as Pseudoscopelus altipinnis Parr 1933. Chiasmodontidae. Distribution: Circumglobal in tropical and temperate seas. Habitat: marine.

aphos, Pseudoscopelus Prokofiev [A. M.] & Kukuev [E. I.] 2005:763 [English 725], Fig. 6 [Voprosy Ikhtiologii v. 45 (no. 6); ref. 28534] Nowthwestern Atlantic, vicinity of Angular Rise, 34°N, 50°W, depth 940-1200 meters. Holotype (unique): ZMUU 16468. •Valid as Pseudoscopelus aphos Prokofiev & Kukuev 2005 -- (Prokofiev & Kukuev 2006:179 [ref. 28617], Melo et al. 2007:34 [ref. 29307], Spitz et al. 2007:335 [ref. 29400] with placement uncertain, Prokofiev & Kukuev 2008:46 [ref. 29599], Hartel et al. 2008:330 [ref. 29890], Melo 2010:49 [ref. 31058], Prokofiev 2011:710 [ref. 31701], Page et al. 2023:116 [ref. 40505]). Current status: Valid as Pseudoscopelus aphos Prokofiev & Kukuev 2005. Chiasmodontidae. Distribution: Western North Atlantic. Habitat: marine.

asper, Chiasmodon Melo [M. R. S.] 2009:597, Fig. 11 [Copeia 2009 (no. 3); ref. 30374] Eastern North Pacific Plate, 25°46'N, 178°199'E. Holotype: SIO 68-483-60. Paratypes: FMNH 88158 (1); HUMZ 143630 (1) 143753 (1); SIO 68-447 (1), 73-338-60 (1), 97-83 (1). Plus non-type specimens. •Valid as Chiasmodon asper Melo 2009. Current status: Valid as Chiasmodon asper Melo 2009. Chiasmodontidae. Distribution: Temperate North Pacific, north of Hawaiian Islands. Habitat: marine.

astronesthidens, Pseudoscopelus Prokofiev [A. M.] & Kukuev [E. I.] 2006:S27, Figs. 2D, 2G-J, 3C, 4, 5 [Journal of Ichthyology v. 46, suppl. 1; ref. 29308] Western North Atlantic, 37°34'N, 59°56'W, depth 1230-1250 meters. Holotype: ZMMGU 16455. Paratypes: AtlantNIRO 6-8, 10, 12, 13, 14, 19, 24, 26, 28, 29-30, 31, 40 (15 specimens) and 33 (4). Also appeared as new in Prokofiev 2006:71 [ref. 34649]; prioritary publication date not researched. Not treated by Spitz et al. 2007:335 [ref. 29400]. Melo 2010:55 [ref. 31058] includes Pseudoscopelus vorax Lavenberg [voratus on p. 247]; an unavailable name from an unpublished dissertation. •Valid as Pseudoscopelus astronesthidens Prokofiev & Kukuev 2006 -- (Melo et al. 2007:34 [ref. 29307], Prokofiev & Kukuev 2008:53 [ref. 29599], Hartel et al. 2008:330 [ref. 29890], Melo 2010:55 [ref. 31058], Prokofiev 2011:707 [ref. 31701], Iglésias et al. 2021:178 [ref. 38818], Page et al. 2023:116 [ref. 40505]). Current status: Valid as Pseudoscopelus astronesthidens Prokofiev & Kukuev 2006. Chiasmodontidae. Distribution: North Atlantic. Habitat: marine.

australis, Pseudoscopelus Prokofiev [A. M.] & Kukuev [E. I.] 2006 [Journal of Ichthyology v. 46, suppl. 1; ref. 29308] Patagonia, 53°34.9'S, 29°52.5'W to 53°32.3'S, 29°51.2'W, depth 270-200-220 meters. Holotype: ZMMGU 21251. Paratypes: IORAN 2698 (2), 2699 (1), 26700 [2700] (1), 26701 [2701] (1); ZIN 54071 (1); ZMMUG 13721 (1), 21244 (1), 21252 (1), 21253 (1). Also appeared as new in Prokofiev 2006:72 [ref. 34649]; prioritary publication date not researched. Not treated by Spitz et al. 2007 [ref. 29400]. Melo 2010:58 [ref. 31058] includes Pseudoscopelus meridionalis Lavenberg in synonymy -- an unavailable name from an unpublished dissertation. •Valid as Pseudoscopelus australis Prokofiev & Kukuev 2006 -- (Melo et al. 2007:34 [ref. 29307], Prokofiev & Kukuev 2008:63 [ref. 29599], Melo 2010:58, 61 [ref. 31058], Prokofiev 2011:708 [ref. 31701], Prokofiev 2014:647 [ref. 34633], Melo & Stewart 2015:1455 [ref. 34290], Sutton et al. 2020:286 [ref. 37832]). Current status: Valid as Pseudoscopelus australis Prokofiev & Kukuev 2006. Chiasmodontidae. Distribution: Circumglobal in Southern Hemisphere. Habitat: marine.

bolangeri, Chiasmodon Osório [B.] 1909:22, Pl. 2 (fig. 1) [Memorias do Museu Bocage, Lisboa Fasc. 1; ref. 3317] Off Setubal, Portugal, depth about 800 meters. Holotype: MB T135 (1506) (destroyed in 1978 fire). •Valid as Chiasmodon bolangeri Osório 1909 -- (Krefft 1973:452 [ref. 7166], Johnson & Keene in Whitehead et al. 1986:958 [ref. 13676], Johnson & Keene 1986:731 [ref. 6303], Johnson & Keene 1990:899 [ref. 19355], Shinohara & Okamura in Okamura et al. 1995:218 [ref. 22531], Trunov 1999:467 [ref. 24579]). •Synonym of Chiasmodon niger Johnson 1864 -- (Prokofiev 2008:212 [ref. 29559], Melo 2009:586 [ref. 30374], Prokofiev & Kukuev 2009:901 [ref. 30607], Smith in Carpenter & De Angelis 2016:2766 [ref. 34618], Page et al. 2023:116 [ref. 40505]). Current status: Synonym of Chiasmodon niger Johnson 1864. Chiasmodontidae. Habitat: marine.

bothrorrhinos, Pseudoscopelus Melo [M. R. S.], Walker [H. J., Jr.] & Klepadlo [C.] 2007:41, Figs. 7, 8, 9 [Zootaxa No. 1605; ref. 29307] Western central Pacific, 2°51'S, 169°55'E, depth 1000 meters. Holotype: LACM 31502-2. Paratypes: LACM 31495-1 (1), 31502-1 (1), 31507-1 (1), 31521-1 (2), 31522-1 (1), 31524-1 (1), 33346-1 (1), 36054-1 (1), 36059-6 (1), 56616-1 (1, c&s); SIO 07-6 [ex LACM 31494-1] (2). Melo 210:47 [ref. 31058] includes Pseudoscopelus legandi Lavenberg; an unavailable name from an unpublished dissertation. •Valid as Pseudoscopelus bothrorrhinos Melo, Walker & Klepadlo 2007 -- (Melo 2010:47 [ref. 31058]). Current status: Valid as Pseudoscopelus bothrorrhinos Melo, Walker & Klepadlo 2007. Chiasmodontidae. Distribution: Western Indian Ocean (One record, Comoros Islands) and western and central Pacific. Habitat: marine.

braueri, Chiasmodon Weber [M.] 1913:147, Fig. 46 [Die Fische der Siboga-Expedition; ref. 4602] Banda Sea, between Butung [Buton] and Kabaena, 5°39'S, 122°12'E, Indonesia [western Pacific], Siboga station 208, depth 1886 meters. Holotype (unique): ZMA 112462. Non-types: ZMB 17630 (1). Type catalog: Nijssen et al. 1982:92 [ref. 19236]. •Synonym of Chiasmodon niger Johnson 1864 -- (Prokofiev 2008:212 [ref. 29559], Prokofiev & Kukuev 2009:901 [ref. 30607], Prokofiev 2010:506 [ref. 31018]). •Valid as Chiasmodon braueri Weber 1913 -- (Johnson & Keene 1990:899 [ref. 19355], Melo 2009:592 [ref. 30374], Smith in Carpenter & De Angelis 2016:2766 [ref. 34618], Kawai et al. 2020:47 [ref. 37785], Eduardo et al. 2022:10 [ref. 39574]). Current status: Valid as Chiasmodon braueri Weber 1913. Chiasmodontidae. Distribution: Western South Atlantic; Indo-Pacific [if valid]. Habitat: marine.

caribbaea, Kali Prokofiev [A. M.] 2008:213, Fig. 2 [Journal of Ichthyology v. 48 (no. 3); ref. 29559] Suriname, 7°52'N, 54°06' to 54°15'W, depth 830 meters. Holotype: NSMT-P 40343 [ex SKSK 11732]. Paratypes: NSMT-P 31353 (1), 33471 [ex. SKSK 16116] (1). This species is in competition with Kali colubrina Melo 2008 [11 April]; Prokoliev 2011:809 [ref. 32472] argues for caribbaea on 2/04/2008. •Synonym of Kali colubrina Melo 2008 -- (Melo 2010:56 [ref. 30939]). •Valid as Kali caribbaea Prokofiev 2008 -- (Prokofiev 2011:809 [ref. 32472]). Current status: Synonym of Kali colubrina Melo 2008. Chiasmodontidae. Distribution: Caribbean Sea (if valid). Habitat: marine.

cephalus, Pseudoscopelus Fowler [H. W.] 1934:361, Fig. 111 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 85 (for 1933); ref. 1416] Jolo Sea, Philippines, 9°38'30"N, 121°11'00"E, Albatross station 5423, depth 508 fathoms. Holotype: USNM 93142. •Synonym of Pseudoscopelis scriptus Lütken 1892 -- (Spitz et al. 2007:335 [ref. 29400]). •Valid as Pseudoscopelus cephalus Fowler 1934 -- (Mooi & Paxton 2001:3496 [ref. 26280] dated 1933, Prokofiev & Kukuev 2005:749 [ref. 28534], Prokofiev & Kukuev 2006:178 [ref. 28617], Melo et al. 2007:34 [ref. 29307], Prokofiev & Kukuev 2008:81 [ref. 29559], Melo 2010:24 [ref. 31058], Prokofiev 2011:715 [ref. 31701]). Current status: Valid as Pseudoscopelus cephalus Fowler 1934. Chiasmodontidae. Distribution: Western Pacific: off Philippines (one specimen). Habitat: marine.

colubrina, Kali Melo [M. R. S.] 2008:24, Figs. 1F, 10 [Zootaxa No. 1747; ref. 29586] Off Brazil, subtropical South Atlantic, 19°50'S, 39°10'W, depth 1342-1444 meters. Holotype: MNRJ 31663. Paratypes: Many at AMS, MNRJ, NMNZ and USNM. See Kali caribbaea Prokofiev 2008. •Synonym of Kali caribbaea Prokofiev 2008 -- (Prokofiev 2011:809 [ref. 32472]). •Valid as Kali colubrina Melo 2008 -- (Melo 2010:56 [ref. 30939], Ban et al. 2013:117 [ref. 33256], Melo & Stewart 2015:1451 [ref. 34290], Fermon et al. 2022:212 [ref. 39448] with question). Current status: Valid as Kali colubrina Melo 2008. Chiasmodontidae. Distribution: Western Atlantic and western and central Pacific. Habitat: marine.

cordilluminatus, Pseudoscopelus Melo [M. R. S.] 2010:34, Figs. 5D, 7A, 13B, 14A-B, 28F [Zootaxa No. 2710; ref. 31058] Eastern Atlantic, Guinean Province, 0°00', 19°45'W, depth 0-1164 meters. Holotype: MCZ 161017. Paratypes: BMNH 2003.4.23.51 (1); CAS 223102 (1); SIO 77-171 (1). Plus one non-type juvenile. •Synonym of Pseudoscopelus scriptus Lütken 1892 -- (Prokofiev 2011:7132 [ref. 31701] based on the holotype). •Valid as Pseudoscopelus cordilluminatus Melo 2010 -- (Prokofiev 2014:650 [ref. 34633], Sutton et al. 2020:288 [ref. 37832], Eduardo et al. 2022:10 [ref. 39574], Mincarone et al. 2022:[9] [ref. 39411]). Current status: Valid as Pseudoscopelus cordilluminatus Melo 2010. Chiasmodontidae. Distribution: Western Atlantic: northeastern Brazil; eastern Atlantic: Guinea. Habitat: marine.

falx, Kali Melo [M. R. S.] 2008:28, Figs. 1G, 11(not 10) [Zootaxa No. 1747; ref. 29586] Guinean Province, eastern Atlantic, 7°32'N, 20°54''W, depth 0-1300 meters. Holotype: USNM 207618. Paratypes: FMNH 88147 (1); SIO 60-243-60 (1), 65-198-60 (1), 71-294-60 (1); USNM 207617 (1), 392645-46 (2, 1). •Valid as Kali falx Melo 2008 -- (Melo 2010:56 [ref. 30939], Prokofiev 2011:706 [ref. 31701], Love et al. 2021:192 [ref. 39279], Page et al. 2023:116 [ref. 40505]) Current status: Valid as Kali falx Melo 2008. Chiasmodontidae. Distribution: Circumglobal in tropical seas. Habitat: marine.

harteli, Chiasmodon Melo [M. R. S.] 2009:598, Fig. 12 [Copeia 2009 (no. 3); ref. 30374] Greenland, northwestern Atlantic, Subarctic, 64°31'N, 55°30'W, depth 967 meters. Holotype: BSKU 48914. Paratypes: BMNH 2002.11.22.66 (1), BSKU, HUMZ, MCZ, ZMUC. •Synonym of Chiasmodon niger Johnson 1864 -- (Prokofiev 2010:507 [ref. 31018]). •Valid as Chiasmodon harteli Melo 2009 -- (Møller et al. 2010:67 [ref. 31169], Afonso et al. 2016:72, 124 [ref. 36199], Page et al. 2023:116 [ref. 40505]). Current status: Valid as Chiasmodon harteli Melo 2009. Chiasmodontidae. Distribution: Temperate western and eastern North Atlantic. Habitat: marine.

indica, Kali Lloyd [R. E.] 1909:154 [Memoirs of the Indian Museum v. 2 (no. 3); ref. 2814] Bay of Bengal [off southwestern Myanmar, eastern Indian Ocean], 16°56'15"N, 92°33'E, Investigator station 312, depth 1343 fathoms. Holotype (unique): ZSI F1054/1. Type catalog: Menon & Yazdani 1968:146 [ref. 20743]. Figured in Lloyd 1909: Pl. 44 (fig. 5) [ref. 20539]. •Valid as Kali indica Lloyd 1909 -- (Johnson & Keene 1986:733 [ref. 6303], Paulin et al. 1989:213 [ref. 24556], Johnson & Keene 1990:902 [ref. 19355], Shinohara et al. 1996:183 [ref. 26605], Fricke 1999:462 [ref. 24106], Trunov 1998:146 [ref. 24581] as cf. kali, Nakabo 2000:1072 [ref. 25182], Mooi & Paxton 2001:3496 [ref. 26280], Shinohara et al. 2001:328 [ref. 25995], Mecklenburg et al. 2002:790 [ref. 25968], Nakabo 2002:1072 [ref. 26193], Moore et al. 2003:227 [ref. 27076], McEachran & Sutton 2003:1743 [ref. 27107], Parin 2003:S19 [ref. 28536], Love et al. 2005:153 [ref. 37547], Mundy 2005:455 [ref. 28379], McEachran & Fechhelm 2005:557 [ref. 28815], Melo 2008:5 [ref. 29586], Prokofiev 2008:212 [ref. 29559], Melo 2010:56 [ref. 30939], Prokofiev 2011:702 [ref. 31701], Parin et al. 2014:462 [ref. 33547], Prokofiev 2014:644 [ref. 34633], Melo & Stewart 2015:1452 [ref. 34290], Smith in Carpenter & De Angelis 2016:2766 [ref. 34618], Burton & Lea 2019:87 [ref. 37205], Carneiro et al. 2019:290 [ref. 37250], Love et al. 2021:192 [ref. 39279], Fermon et al. 2022:212 [ref. 39448] possible, Koerber 2023:37 [ref. 40486], Page et al. 2023:116 [ref. 40505]). Current status: Valid as Kali indica Lloyd 1909. Chiasmodontidae. Distribution: Circumglobal in temperate through subarctic seas. Habitat: marine.

kerberti, Odontonema Weber [M.] 1913:149 [Die Fische der Siboga-Expedition; ref. 4602] Banda Sea [Indonesia, western Pacific], 5°39'S, 122°12'E, Siboga station 208, depth 1886 meters. Holotype (unique): ZMA 104006. Type catalog: Nijssen et al. 1982:93 [ref. 19236]. •Synonym of Kali indica Lloyd 1909 -- (Johnson & Keene 1990:902 [ref. 19355], Trunov 1998:147 [ref. 24581]). •Valid as Kali kerberti (Weber 1913) -- (Melo 2008:10 [ref. 29586], Melo 2010:56 [ref. 30939], Smith in Carpenter & De Angelis 2016:2766 [ref. 34618], Carneiro et al. 2019:290 [ref. 37250], Kawai et al. 2020:47 [ref. 37785], Love et al. 2021:192 [ref. 39279], Eduardo et al. 2022:10 [ref. 39574], Fermon et al. 2022:212 [ref. 39448] possible, Page et al. 2023:116 [ref. 40505]). Current status: Valid as Kali kerberti (Weber 1913). Chiasmodontidae. Distribution: Circumglobal in tropical through warm temperate seas. Habitat: marine.

lavenbergi, Chiasmodon Prokofiev [A. M.] 2008:209, Fig. 1 [Journal of Ichthyology v. 48 (no. 3); ref. 29559] Coral Sea, 25°57.0'S, 162°06.0'E, depth 1240 meters. Holotype: ZMMU 21661. Paratypes: NSMT-P 59227 (1), 59332 (1), 59545 (1), 59546 (1), 59549 (3), 59550 (1), 61284 (1); ZIN 54261 (1), 50617 (2). Plus non-type material. •Synonym of Chiasmodon pluriradiatus Parr 1933 -- (Melo 2009:595 [ref. 30374]). •Valid as Chiasmodon lavenbergi Prokofiev 2008 -- (Prokofiev 2009:925 [ref. 30607], Prokofiev 2010:503 [ref. 31018], Prokofiev 2011:696 [ref. 31701], Parin et al. 2014:462 [ref. 33547]). Current status: Valid as Chiasmodon lavenbergi Prokofiev 2008. Chiasmodontidae. Distribution: Western Pacific. Habitat: marine.

lavenbergi, Pseudoscopelus Melo [M. R. S.], Walker [H. J., Jr.] & Klepadlo [C.] 2007:36, Figs. 4, 5, 6 [Zootaxa No. 1605; ref. 29307] Eastern Pacific off Ecuador, 1°21.0'N, 86°36.0'W. Holotype: SIO 71-358. Paratypes: Many at CAS, LACM, SIO and USNM. Plus non-type material. Melo 2010:65 [ref. 31058] includes Pseudoscopelus savagei Lavenberg in synonymy -- an unavailable name from an unpublished dissertation. •Valid as Pseudoscopelus lavenbergi Melo, Walker & Klepadlo 2007 -- (Prokofiev 2014:647 [ref. 34633], Robertson et al. 2017:96 [ref. 35676], Love et al. 2021:192 [ref. 39279], Page et al. 2023:116 [ref. 40505]). Current status: Valid as Pseudoscopelus lavenbergi Melo, Walker & Klepadlo 2007. Chiasmodontidae. Distribution: Eastern Pacific: California (U.S.A.) south to Chile, west to near the Hawaiian Islands (U.S.A.). Habitat: marine.

macrodon, Dysalotus Norman [J. R.] 1929:542, Fig. 10 [Annals and Magazine of Natural History (Series 10) v. 3 (no. 17); ref. 15913] South Atlantic, 33°20'-33°46'S, 15°18'-15°08'E, depth 2000-2500 meters. Holotype (unique): BMNH 1930.1.12.1064. •Valid as Kali macrodon (Norman 1929) -- (Krefft 1973:453 [ref. 7166], Johnson & Keene in Whitehead et al. 1986:959 [ref. 13676], Johnson & Keene 1986:733 [ref. 6303], Johnson & Keene 1990:902 [ref. 19355], Trunov 1998:146 [ref. 24581], Fricke 1999:462 [ref. 24106], Mooi & Paxton 2001:3496 [ref. 26280], Moore et al. 2003:227 [ref. 27076], McEachran & Sutton 2003:1743 [ref. 27107], Love et al. 2005:153 [ref. 37547], McEachran & Fechhelm 2005:558 [ref. 28815], Melo 2008:14 [ref. 29586], Prokofiev 2008:212 [ref. 29559], Melo 2010:56 [ref. 30939], Prokofiev 2014:645 [ref. 34633], Melo & Stewart 2015:1453 [ref. 34290], Smith in Carpenter & De Angelis 2016:2766 [ref. 34618], Carneiro et al. 2019:290 [ref. 37250], Love et al. 2021:192 [ref. 39279], Page et al. 2023:116 [ref. 40505]). Current status: Valid as Kali macrodon (Norman 1929). Chiasmodontidae. Distribution: Circumglobal in temperate through subarctic seas. Habitat: marine.

macrurus, Hemicyclodon Parr [A. E.] 1933:35, Fig. 15 [Bulletin of the Bingham Oceanographic Collection Yale University v. 3 (art. 6); ref. 3373] Off Acklins Island, Bahamas, western Atlantic, 22°31'15"N, 74°26'20"W, depth 10,000 feet wire out. Holotype (unique): YPM 2739. Type catalog: Moore & Boardman 1991:9 [ref. 16741]. •Valid as Kali macrura (Parr 1933) -- (Krefft 1973:453 [ref. 7166], Johnson & Keene in Whitehead et al. 1986:960 [ref. 13676], Johnson & Keene 1986:733 [ref. 6303], Johnson & Keene 1990:903 [ref. 19355], Fricke 1999:462 [ref. 24106], Moore et al. 2003:227 [ref. 27076], McEachran & Sutton 2003:1743 [ref. 27107], Love et al. 2005:154 [ref. 37547], Bray & Hoese 2006:1481 [ref. 29049], Melo 2008:19 [ref. 29586] Prokofiev 2008:216 [ref. 29559], Melo 2010:56 [ref. 30939], Prokofiev 2014:645 [ref. 34633], Melo & Stewart 2015:1454 [ref. 34290], Smith in Carpenter & De Angelis 2016:2766 [ref. 34618], Brown et al. 2019:174 [ref. 36444], Carneiro et al. 2019:290 [ref. 37250], Love et al. 2021:192 [ref. 39279], Page et al. 2023:116 [ref. 40505]). Current status: Valid as Kali macrura (Parr 1933). Chiasmodontidae. Distribution: Circumglobal in tropical and subtropical seas. Habitat: marine.

microcephalus, Chiasmodon Norman [J. R.] 1929:539, Fig. 8b [Annals and Magazine of Natural History (Series 10) v. 3 (no. 17); ref. 15913] Western South Atlantic, 39°50'30"S, 36°23'00"'W, depth 0-1500 meters. Holotype: BMNH 1930.1.12.1062 [?1060]. Paratypes: (3) BMNH 1930.1.12.1060-61 (2). •Synonym of Chiasmodon bolangeri Osório 1909 -- (Krefft 1973:452 [ref. 7166], Johnson & Keene 1986:731 [ref. 6303], Johnson & Keene 1990:899 [ref. 19355]). •Synonym of Chiasmodon niger Johnson 1864 -- (Prokofiev 2008:212 [ref. 29559], Prokofiev & Kukuev 2009:901 [ref. 30607], Prokofiev 2010:507 [ref. 31018]). •Valid as Chiasmodon microcephalus Norman 1929 -- (Melo 2009:594 [ref. 30374], Melo & Stewart 2015:1448 [ref. 34290], Nión et al. 2016:51 [ref. 35565], Sutton et al. 2020:284 [ref. 37832]). Current status: Valid as Chiasmodon microcephalus Norman 1929. Chiasmodontidae. Distribution: Southern temperate seas. Habitat: marine.

microps, Pseudoscopelus Fowler [H. W.] 1934:359, Fig. 110 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 85 (for 1933); ref. 1416] Gulf of Boni, Sulawesi, Indonesia, Albatross station 5651, depth 700 fathoms. Holotype: USNM 93139. USNM 240669 and 240670 are identified as P. microps from Bermuda; otherwise known only from the holotype. •Valid as Pseudoscopelus microps Fowler 1934 -- (Prokofiev & Kukuev 2005:749 [ref. 28534], Prokofiev & Kukuev 2006:159 [ref. 28617]). •Synonym of Pseudoscopelus altipinnis Parr 1933 -- (Melo et al. 2007:34 [ref. 29307], Spitz et al. 2007:335 [ref. 29400], Melo 2010:37 [ref. 31058], Prokofiev 2011:707 [ref. 31701]). Current status: Synonym of Pseudoscopelus altipinnis Parr 1933. Chiasmodontidae. Distribution: Indonesia and Bermuda [if valid]. Habitat: marine.

niger, Chiasmodon Johnson [J. Y.] 1864:408 [Proceedings of the Zoological Society of London 1863 (pt 3) (art. 8) (for 10 Nov. 1863); ref. 5751] Madeira, eastern Atlantic. Holotype (unique): BMNH 1863.12.12.4. •Valid as Chiasmodon niger Johnson 1864 -- (Krefft 1973:452 [ref. 7166], Uyeno in Masuda et al. 1984:221 [ref. 6441], Johnson & Keene in Whitehead et al. 1986:958 [ref. 13676], Johnson & Keene 1986:731 [ref. 6303], Scott & Scott 1988:401 [ref. 25518], Pequeño 1989:64 [ref. 14125], Paulin et al. 1989:213 [ref. 24556], McAllister 1990:173 [ref. 14674], Johnson & Keene 1990:900 [ref. 19355], Santos et al. 1997:98 [ref. 23531], Arruda 1997:97 [ref. 24952], Uiblein et al. 1999:65 [ref. 24045], Fricke 1999:462 [ref. 24106], Nakabo 2000:1072 [ref. 25182], Mooi & Paxton 2001:3496 [ref. 26280], Mecklenburg et al. 2002:791 [ref. 25968], Nakabo 2002:1072 [ref. 26193], Moore et al. 2003:227 [ref. 27076], McEachran & Sutton 2003:1743 [ref. 27107], Figueiredo et al. in Menezes et al. 2003:93 [ref. 27192], Parin 2003:S19 [ref. 2853], Love et al. 2005:153 [ref. 37547], Mundy 2005:454 [ref. 28379], McEachran & Fechhelm 2005:553 [ref. 28815], Duhamel et al. 2005:374 [ref. 32059], Bray & Hoese 2006:1480 [ref. 29049], Prokofiev 2008:212 [ref. 29559], Melo 2009:586 [ref. 30374] with restricted distribution, Prokofiev & Kukuev 2009:901 [ref. 30607] dated 1863, Prokofiev 2010:506 [ref. 31018], and 508 as cf. niger, Prokofiev 2011:696 [ref. 31701] dated 1863, Parin et al. 2014:461 [ref. 33547], Prokofiev 2014:643 [ref. 34633], Bañón et al. 2016:323 [ref. 34397], Smith in Carpenter & De Angelis 2016:2766 [ref. 34618], Fricke et al. 2018:300 [ref. 35805], Burton & Lea 2019:87 [ref. 37205], Carneiro et al. 2019:289 [ref. 37250], Sutton et al. 2020:285 [ref. 37832], Bañón & Maño 2021:78 [ref. 38887], Love et al. 2021:191 [ref. 39279], Eduardo et al. 2022:10 [ref. 39574], Fermon et al. 2022:211 [ref. 39448] possible, Grove et al. 2022:18 [ref. 41326]). Current status: Valid as Chiasmodon niger Johnson 1864. Chiasmodontidae. Distribution: Circumglobal. Habitat: marine.

normani, Dolichodon Parr [A. E.] 1931:46, Fig. 18 [Bulletin of the Bingham Oceanographic Collection Yale University v. 2 (art. 4); ref. 3371] Eastern Pacific coast of Mexico, 16°14'00"N, 99°36'30"W, 3750 feet wire out. Holotype: YPM 2693. Type catalog: Moore & Boardman 1991:9 [ref. 16741]. •Valid as Kali normani (Parr 1931) -- (Johnson & Keene 1986:734 [ref. 6303], Pequeño 1989:64 [ref. 14125], Johnson & Keene 1990:903 [ref. 19355], Mooi & Paxton 2001:3496 [ref. 26280], McEachran & Sutton 2003:1743 [ref. 27107], Figueiredo et al. in Menezes et al. 2003:93 [ref. 27192], Love et al. 2005:154 [ref. 37547], Mundy 2005:455 [ref. 28379], McEachran & Fechhelm 2005:559 [ref. 28815], Bray & Hoese 2006:1481 [ref. 29049], Prokofiev 2008:212 [ref. 29559]). •Synonym of Kali kerberti (Weber 1913) -- (Melo 2008:10 [ref. 29586], Melo 2010:56 [ref. 30939]). •Synonym of Kali kerberti (Weber 1913) but a valid subspecies normani -- (Prokofiev 2014:644 [ref. 34633]). Current status: Synonym of Kali kerberti (Weber 1913). Chiasmodontidae. Habitat: marine.

obtusifrons, Myersiscus Fowler [H. W.] 1934:362, Figs. 112-113 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 85 (for 1933); ref. 1416] Gulf of Boni, Sulawesi, Indonesia, Albatross station D.5658, 3°32'40"S, 120°31'30"E, depth 510 fathoms. Holotype: USNM 93141. Melo 2010:26 [ref. 31058] includes in his synonymy an unavailable and unpublished name, Pseudoscopelus pauciporis Lavenberg 1974. •Valid as Pseudoscopelus obtusifrons (Fowler 1934) -- (Mooi & Paxton 2001:3496 [ref. 26280], McEachran & Sutton 2003:1743 [ref. 27107], Prokofiev & Kukuev 2005:749 [ref. 28534], McEachran & Fechhelm 2005:561 [ref. 28815], Prokofiev & Kukuev 2006:173 [ref. 28617], Melo et al. 2007:34 [ref. 29307], Spitz et al. 2007:335 [ref. 29400], Prokofiev & Kukuev 2007:89 [ref. 29559], Melo 2010:26 [ref. 31058], Prokofiev 2011:708 [ref. 31701], Parin et al. 2014:462 [ref. 33547], Kimura et al. 2015:177 [ref. 35049], Carneiro et al. 2019:290 [ref. 37250], Sutton et al. 2020:287 [ref. 37832], Page et al. 2023:116 [ref. 40505]). Current status: Valid as Pseudoscopelus obtusifrons (Fowler 1934). Chiasmodontidae. Distribution: Tropical and warm temperate Atlantic; southeastern Indian Ocean; western Pacific. Habitat: marine.

oceanicus, Pseudoscopelus sagamianus Prokofiev [A. M.] 2011:714, Fig. 7b [Voprosy Ikhtiologii v. 51 (no. 4); ref. 31701] 33°57'S, 45°30'E, depth 1260-1295 meters. Holotype: ZMUU 21245. Paratypes: 18 specimens in Prokofiev & KuKuev 2001:112 as P. sagamianus. •Synonym of Pseudoscopelus sagamianus Tanaka 1908, but a valid subspecies as described. •Synonym of Pseudoscopelus scriptus Lűtken 1892 -- (Prokofiev 2014:650 [ref. 34633]). Current status: Synonym of Pseudoscopelus sagamianus Tanaka 1908. Chiasmodontidae. Distribution: Atlantic and Indian oceans. Habitat: marine.

odontoglossum, Pseudoscopelus Melo [M. R. S.] 2010:61, Figs. 16D, 23B, 24C, 26A, 28M [Zootaxa No. 2710; ref. 31058] Pacific Plate, 10°24'S, 161°01'W, depth 2700 meters. Holotype: SIO 61-48. Paratypes: FMNH 88163 (1); LACM 44397 (1); SIO 70-311 (1); USNM 391142 [ex SIO 68-486] (1). Plus one non-type specimen. The specific epithet is an adjective and combined with a masculine genus should be odontoglossus. •Valid as Pseudoscopelus odontoglossus Melo 2010 -- (Prokofiev 2014:651 [ref. 34633]). Current status: Valid as Pseudoscopelus odontoglossus Melo 2010. Chiasmodontidae. Distribution: Pacific Plate. Habitat: marine.

oligoscolus, Dysalotus Johnson [R. K.] & Cohen [D. M.] 1974:32, Fig. 11 [Archiv für Fischereiwissenschaft v. 25 (no. 1/2); ref. 7133] Eastern Pacific, 31°06'N, 119°34'W. Holotype: SIO 70-21. Paratypes: ISH 878-1971 (2), 960-1971 (1), 1459-1971 (1), 2132-1968 [not 917-1968] (2); LACM 9708-10 (1), 11250-4 (1, c&s); SIO 51-87 (1), 56-70 (1), 59-200 (1), 60-239 (1), 60-247 (1); USNM 207607 (1), 207612 (3); ZMUC (1, 2). Type catalog: Krefft 1978:16 [ref. 9884]. •Valid as Dysalotus oligoscolus Johnson & Cohen 1974 -- (Johnson & Keene 1986:732 [ref. 6303], Paulin et al. 1989:213 [ref. 24556], Johnson & Keene 1990:901 [ref. 19355], Fricke 1999:462 [ref. 24106], McEachran & Sutton 2003:1743 [ref. 27107], Love et al. 2005:153 [ref. 37547], Mundy 2005:455 [ref. 28379], McEachran & Fechhelm 2005:556 [ref. 28815], Bray & Hoese 2006:1481 [ref. 29049], Prokofiev 2011:702 [ref. 31701] with author as Johns and Cohen, Ban & Fukui 2012:45 [ref. 32077], Prokofiev 2014:644 [ref. 34633], Melo & Stewart 2015:1450 [ref. 34290], Smith in Carpenter & De Angelis 2016:2766 [ref. 34618], Melo 2017:796 [ref. 34898], Brown et al. 2019:174 [ref. 36444], Carneiro et al. 2019:289 [ref. 37250], Love et al. 2021:192 [ref. 39279], Fermon et al. 2022:211 [ref. 39448] with question, Page et al. 2023:116 [ref. 40505]). Current status: Valid as Dysalotus oligoscolus Johnson & Cohen 1974. Chiasmodontidae. Distribution: Circumglobal, except northwestern Atlantic. Habitat: marine.

parini, Pseudoscopelus Prokofiev [A. M.] & Kukuev [E. I.] 2006:481 [English], Fig. 1 [Voprosy Ikhtiologii v. 46 (no. 4); ref. 28731] Marcus-Nekker Ridge, western North Pacific, 24°07.8'N, 150°00'E, depth 1230 meters. Holotype (unique): ZMMU 21250. Not treated by Spitz et al. 2007 [ref. 29400]. Melo 2010:51 [ref. 31058] includes Pseudoscopelus clarkei Lavenberg in synonymy -- an unavailable name from an unpublished dissertation. •Valid as Pseudoscopelus parini Prokofiev & Kukuev 2006 -- (Melo et al. 2007:34 [ref. 29307], Prokofiev & Kukuev 2007:76 [ref. 29559], Melo 2010:51 [ref. 31058], Prokofiev 2011:710 [ref. 31701]). Current status: Valid as Pseudoscopelus parini Prokofiev & Kukuev 2006. Chiasmodontidae. Distribution: Western Pacific; western Indian Ocean. Habitat: marine.

parri, Kali Johnson [R. K.] & Cohen [D. M.] 1974:37, Fig. 13 [Archiv für Fischereiwissenschaft v. 25 (no. 1/2); ref. 7133] Mid-South Atlantic, 5°30'S, 16°28'W, depth 1900-1850 meters. Holotype: ISH 2123a-1971. Paratypes: ISH 919-1968 (1), 2123b-1971 (1), 2181-1971 (1); USNM 207604 (1), 207611 (1). Type catalog: Krefft 1978:16 [ref. 9884]. See Paulin et al. 1989:263 [ref. 24556]. •Valid as Kali parri Johnson & Cohen 1974 -- (Johnson & Keene 1986:734 [ref. 6303], Johnson & Keene 1990:904 [ref. 19355], McEachran & Sutton 2003:1743 [ref. 27107], Melo 2008:22 [ref. 29586], Hartel et al. 2008:329 [ref. 29890], Melo 2010:56 [ref. 30939], Prokofiev 2011:710 [ref. 31701], Smith in Carpenter & De Angelis 2016:2766 [ref. 34618], Carneiro et al. 2019:290 [ref. 37250], Page et al. 2023:116 [ref. 40505]). Current status: Valid as Kali parri Johnson & Cohen 1974. Chiasmodontidae. Distribution: Circumglobal in tropical and subtropical seas, except western Indian Ocean and eastern Pacific. Atlantic [ref. 34618]. Habitat: marine.

paxtoni, Pseudoscopelus Melo [M. R. S.] 2010:42, Figs. 16B, 17B, 18A, 19A-B, 28H [Zootaxa No. 2710; ref. 31058] Off Chatham Islands, at East Chatham Rise, 42°39'S, 176°57'W, New Zealand, Tasman Sea, depth 1409 meters. Holotype: NMNZ P.28657. Paratypes: NMNZ P.18068 (1), P.20235 (1), P.20236 (1), P.21272 (1), P. 24155 (1), P.24161 (1), P.24255 (1), P.25805 (1), P.25806 (1), P.36790 (1), P.37858 (1), P.38679 (1); SIO 07-164 [ex NMNZ P.28793] (1); USNM 391143 [ex NMNZ P.28700] (1). Plus one non-type specimen. •Synonym of Pseudoscopelus altipinnis Parr 1933 -- (Prokofiev 2011:707 [ref. 31701]). •Valid as Pseudoscopelus paxtoni Melo 2010 -- (Melo & Stewart 2015:1456 [ref. 34290]). Current status: Valid as Pseudoscopelus paxtoni Melo 2010. Chiasmodontidae. Distribution: Southwestern Pacific: Australia, Chatham Islands to New Zealand [if valid]. Habitat: marine.

pierbartus, Pseudoscopelus Spitz [J.], Quéro [J.-C.] & Vayne [J.-J.] 2007:336, Fig. 2 [Cybium v. 31 (no. 3); ref. 29400] Gulf of Gascogne, Northeastern Atlantic, 45°21'N, 3°40'W, depth about 500 meters over 3000 meters. Holotype: MHNLR 2005171. Paratypes: MHNLR 407040001 (1). •Nomen inquirenda and nomen dubium, probably a synonym -- (Prokofiev & Kukuev 2007:122 [ref. 29559]). •Possibly a synonym of Pseudoscopelus sagamianus Tanaka 1908, and possibly available as a subspecies for the Atlantic and Indian Ocean populations. •Valid as Pseudoscopelus pierbartus Spitz, Quéro & Vayne 2007 -- (Melo 2010:30 [ref. 31058]). •Synonym of Pseudoscopelus obtusifrons (Fowler 1934) -- (Prokofiev 2011:708 [ref. 31701]). Current status: Synonym of Pseudoscopelus obtusifrons (Fowler 1934). Chiasmodontidae. Distribution: North Atlantic and western South Atlantic (Brazil) [if valid]. Habitat: marine.

pluriradiatus, Chiasmodon niger Parr [A. E.] 1933:34 [Bulletin of the Bingham Oceanographic Collection Yale University v. 3 (art. 6); ref. 3373] Tongue of the Ocean, Bahamas, 23°49'N, 76°58'W, 7000 feet wire out. Holotype: YPM 2827 (49 mm SL). Paratypes: YPM 2827 (1 of 2), 2828 (1), 2829 (3). Type catalog: Moore & Boardman 1991:9 [ref. 16741]. •Synonym of Chiasmodon niger Johnson 1864 -- (C. W. Mecklenburg, pers. comm., 21 Nov. 2002, Prokofiev 2008:212 [ref. 29559], Prokofiev & Kukuev 2009:901 [ref. 30607], Prokofiev 2010:507 [ref. 31018]). •Valid as Chiasmodon pluriradiatus Parr 1933 -- (Melo 2009:595 [ref. 30374], Melo & Stewart 2015:1449 [ref. 34290], Sutton et al. 2020:284 [ref. 37832], Fermon et al. 2022:211 [ref. 39448] with question). Current status: Valid as Chiasmodon pluriradiatus Parr 1933. Chiasmodontidae. Distribution: Atlantic; Western Indian Ocean; western and central Pacific. Habitat: marine.

pouliulii, Dysalotus Melo [M. R. S.] 2017:798, Figs. 2D, 2E, 3E, 4B [Journal of Fish Biology v. 90 (no. 3); ref. 34898] Off O'ahu, Hawaii, U.S.A., central North Pacific Ocean, 21°23'N, 158°18'W, depth 1500 meters. Holotype: FMNH 88135. Paratypes: HUMZ. Not available from electronic version published in 2016, as ZooBank registration is missing; available from printed version, Mar. 2017. •Valid as Dysalotus pouliulii Melo 2017. Current status: Valid as Dysalotus pouliulii Melo 2017. Chiasmodontidae. Distribution: O'ahu and French Frigate Shoals, Hawaii, central Pacific. Habitat: marine.

pterodactylops, Gargaropteron Smith [J. L. B.] 1965:569, Fig. 1; Pl. 13 (figs. B-C) [Annals and Magazine of Natural History (Series 13) v. 7 (no. 81) (for. 1964); ref. 4134] Beach at Seapark, KwaZulu-Natal, South Africa, southwestern Indian Ocean. Holotype (unique): SAIAB [formerly RUSI] 151. •Synonym of Kali macrodon (Norman 1929) -- (Johnson & Keene in Whitehead et al. 1986:959 [ref. 13676], Johnson & Keene 1986:733 [ref. 6303], Johnson & Keene 1990:903 [ref. 19355], Melo 2008:15 [ref. 29586]). Current status: Synonym of Kali macrodon (Norman 1929). Chiasmodontidae. Habitat: marine.

sagamianus, Pseudoscopelus scriptus Tanaka [S.] 1908:13, Pl. 1 (fig. 2) [Journal of the College of Science. Imperial University, Tokyo v. 23 (art. 13); ref. 4321] [original: Sagami Bay, Pacific coast of Japan.] Northeastern Pacific, 40°00'N, 165°00'W. Neotype: NSMT 35337. Syntypes: (2) whereabouts unknown. Neotype designated by Prokofiev 2009:15 [ref. 30026]; see Melo 2010:24 [ref. 31058] for crisiticm (selection not in accordancew with the Code). •Synonym of Pseudoscopelus scriptus Lütken 1892, but a valid subspecies as described -- (Uyeno in Masuda et al. 1984:221 [ref. 6441], Okamura in Okamura et al. 1985:559, 713 [ref. 8056]). •Synonym of Pseudoscopelus scriptus Lütken 1892 -- (Mecklenburg et al. 2002:789 [ref. 25968], Parin 2003:S19 [ref. 28536] with question, Prokofiev & Kukuev 2005:749 [ref. 28534] assumed, Prokofiev & Kukuev 2006:169 [ref. 28617]). •Valid as Pseudoscopelus sagamianus Tanaka 1908 -- (Nakabo et al. 1992:22 [ref. 21909], Nakabo 2000:1073 [ref. 25182], Sheiko & Fedorov 2000:39 [ref. 25650], Mooi & Paxton 2001:3496 [ref. 26280], Nakabo 2002:1073 [ref. 26193], Shinohara et al. 2005:437 [ref. 28370], Mundy 2005:456 [ref. 28379] as sagamiensis, Melo et al. 2007:34 [ref. 29307], Spitz et al. 2007:335 [ref. 29400], Prokofiev & Kukyev 2007:112, 152 [ref. 29559], Prokofiev 2009:10 [ref. 30026], Melo 2010:21 [ref. 31058], Prokofiev 2011:712 [ref. 31701] with subspecies, Parin et al. 2014:462 [ref. 33547], Prokofiev 2014:649 [ref. 34633], Melo & Stewart 2015:1457 [ref. 34290], Carneiro et al. 2019:290 [ref. 37250]). Current status: Valid as Pseudoscopelus sagamianus Tanaka 1908. Chiasmodontidae. Distribution: Western Pacific: east to Hawaiian Islands; Indian Ocean; Atlantic [subspecies sagamianus is western and central Pacific]. Habitat: marine.

scriptus, Pseudoscopelus Lütken [C. F.] 1892:284 [64], Pl. 1 (figs. 3-5) [Mémoires de l'Académie Royale des Sciences et des Lettres de Danemark, Copenhague (Sér. 6) v. 7 (no. 6); ref. 2858] Western North Atlantic, Old Bahamas Channel. Holotype (unique): ZMUC P65171. Type catalog: Nielsen 1974:71 [ref. 9588]. On p. 64 of separate. •Valid as Pseudoscopelus scriptus Lütken 1892 -- (Uyeno & Aizawa in Uyeno et al. 1983:403 [ref. 14275], Bañón et al. 1999:190 [ref. 24059], Mooi & Paxton 2001:3496 [ref. 26280], Mecklenburg et al. 2002:789 [ref. 25968], Moore et al. 2003:227 [ref. 27076], McEachran & Sutton 2003:1743 [ref. 27107], Parin 2003:S19 [ref. 28536], Love et al. 2005:154 [ref. 37547], Prokofiev & Kukuev 2005:749 [ref. 28534], McEachran & Fechhelm 2005:562 [ref. 28815], Prokofiev & Kukuev 2006:165 [ref. 28617], Melo et al. 2007:34 [ref. 29307], Spitz et al. 2007:334 [ref. 29400], Prokofiev & Kukuev 2007:102 [ref. 29559], Melo 2010:14 [ref. 31058], Smith in Carpenter & De Angelis 2016:2766 [ref. 34618], Love et al. 2021:192 [ref. 39279], Fermon et al. 2022:212 [ref. 39448] with question). Current status: Valid as Pseudoscopelus scriptus Lütken 1892. Chiasmodontidae. Distribution: Circumglobal. Habitat: marine.

scutatus, Pseudoscopelus Krefft [G.] 1971:166, Figs. 1-8 [Archiv für Fischereiwissenschaft v. 22 (no. 3); ref. 7434] Eastern North Atlantic, 2°44'N, 25°12'W, depth 380-175 to 0 meters. Holotype: ISH 567-1966a. Paratypes: ISH 567-1966b-c (2), 647-1966 (4), 687-1966 (2), 734-1966 (1), 861-1966 (1), 1712-1966 (1), 242-1968 (1), 454-1968 (1), 1042-1968 (2), 1293-1968 (1), 2471-1971 (1). Type catalog: Krefft 1978:16 [ref. 9884]. •Valid as Pseudoscopelus scutatus Krefft 1971 -- (Nakabo et al. 1992 [ref. 21909], Nakabo 2000:1073 [ref. 25182], Mooi & Paxton 2001:3496 [ref. 26280], Nakabo 2002:1073 [ref. 26193], Moore et al. 2003:227 [ref. 27076], McEachran & Sutton 2003:1743 [ref. 27107], Figueiredo et al. in Menezes et al. 2003:94 [ref. 27192], Prokofiev & Kukuev 2005:749 [ref. 28534], Prokofiev & Kukuev 2006:176 [ref. 28617], Melo et al. 2007:34 [ref. 29307], Prokofiev & Kukuev 2007:126 [ref. 29559], Spitz et al. 2007:336 [ref. 29400], Spitz et al. 2007:336 [ref. 29400], Melo 2010:45 [ref. 31058], Prokofiev 2011:714 [ref. 31701], Smith in Carpenter & De Angelis 2016:2766 [ref. 34618], Carneiro et al. 2019:291 [ref. 37250], Sutton et al. 2020:286 [ref. 37832], Eduardo et al. 2022:10 [ref. 39574], Page et al. 2023:116 [ref. 40505]). Current status: Valid as Pseudoscopelus scutatus Krefft 1971. Chiasmodontidae. Distribution: Circumglobal, except not in eastern Pacific. Habitat: marine.

stellatus, Pseudoscopelus Beebe [W.] 1932:75, Fig. 18 [Zoologica, Scientific Contributions of the New York Zoological Society v. 13 (no. 4); ref. 16099] 8 miles southeast of Nonsuch Island, Bermuda, depth 300 fathoms. Holotype: USNM 170941 [ex NYZS 21155]. Paratypes: CAS-SU 66494 [ex NYZS 21321] (1), 66496 [ex NYZS 21456] (1), 66497 [ex NYZS 21404] (2). Type catalog: Mead 1958:134 [ref. 20648]. •Uncertain status in Pseudoscopelus -- (Melo et al. 2007:34 [ref. 29307]). •Synonym of Pseudoscopelus scriptus Lütken 1892 -- (Melo 2010:14, 19 [ref. 31058]). •Valid as Pseudoscopelus stellatus Beebe 1932 -- (Prokofiev & Kukuev 2005:749 [ref. 28534], Prokofiev & Kukuev 2006:178 [ref. 28617], Spitz et al. 2007:335 [ref. 29400], Prokofiev & Kukuev 2007:122 [ref. 29559], Prokofiev 2014:651 [ref. 34633]). Current status: Valid as Pseudoscopelus stellatus Beebe 1932. Chiasmodontidae. Distribution: North Atlantic and Indo-West Pacific. Habitat: marine.

subniger, Chiasmodon Garman [S.] 1899:73 [Memoirs of the Museum of Comparative Zoology v. 24; ref. 1540] West coast of Mexico [eastern Pacific], 22°30'30"N, 107°01'00"W, Albatross station 3429, depth 919 fathoms. Holotype (unique): MCZ 28744. •Synonym of Chiasmodon niger Johnson 1864 -- (Prokofiev & Kukuev 2009:901 [ref. 30607], Prokofiev 2010:507 [ref. 31018]). •Valid as Chiasmodon subniger Garman 1899 -- (Pequeño 1989:64 [ref. 14125], Johnson & Keene 1990:900 [ref. 19355], Mooi & Paxton 2001:3496 [ref. 26280], McEachran & Sutton 2003:1743 [ref. 27107], McEachran & Fechhelm 2005:554 [ref. 28815], Prokofiev 2008:212 [ref. 29559], Melo 2009:589 [ref. 30374], Smith in Carpenter & De Angelis 2016:2766 [ref. 34618], Robertson et al. 2017:95 [ref. 35676], Fermon et al. 2022:211 [ref. 39448] with question, Grove et al. 2022:18 [ref. 41326], Page et al. 2023:116 [ref. 40505]). Current status: Valid as Chiasmodon subniger Garman 1899. Chiasmodontidae. Distribution: Central and eastern Pacific: Hawaiian Islands east to eastern Pacific (Canada to Chile, including Galapagos Islands/Ecuador). Habitat: marine.

vastator, Ponerodon Alcock [A. W.] 1890:203, Pl. 9 (fig. 5) [Annals and Magazine of Natural History (Series 6) v. 6 (no. 33) (art. 26); ref. 82] Off Madras Coast, India, 15°38'N, 82°30'E, Investigator station 102, depth 920-690 fathoms. Holotype (unique): ZSI F12836 [whereabouts unknown]. Type catalog: Menon & Yazdani 1968:145 [ref. 20743], Menon & Rama-Rao 1975:40 [ref. 22148]. •Synonym of Chiasmodon niger Johnson 1864 -- (Krefft 1973:452 [ref. 7166], Johnson & Keene 1990:900 [ref. 19355], Prokofiev 2008:212 [ref. 29559], Prokofiev & Kukuev 2009:901 [ref. 30607]). •Species inquirenda in Chiasmodontidae -- (Melo 2009:602 [ref. 30374]). Chiasmodontidae. Distribution: India [if valid]. Habitat: marine.

vityazi, Pseudoscopelus Prokofiev [A. M.] & Kukuev [E. I.] 2008:158, Figs. 197-200 [ ref. 29599] Western Indian Ocean, 15°07' to 14°56'S, 44°03' to 43°36'E, depth 3400-3473 meters. Holotype (unique): ZMMGU 21254 [ex IORAN 1118]. •Synonym of Pseudoscopelus parini Prokofiev & Kukuev 2006 -- (Melo 2010:51, 55 [ref. 31058]). •Valid as Pseudoscopelus vityazi Prokofiev & Kukuev 2008 -- (Prokofiev 2011:707 [ref. 31701], Prokofiev 2014:646 [ref. 34633]). Current status: Valid as Pseudoscopelus vityazi Prokofiev & Kukuev 2008. Chiasmodontidae. Distribution: Western Indian Ocean. Habitat: marine.