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 Opisthoproctidae: [ 24 ] records

anascopa, Dolichopteryx Brauer [A.] 1901:127 [Sitzungsberichte der Gesellschaft zur Beförderung der Gesamten Naturwissenschaften zu Marburg No. 8; ref. 630] 10°08'02"S, 97°14'09"E, west of Cocos Islands, Indian Ocean, Valdivia station 182, depth 2400 meters. Holotype (unique): ZMB 17428 (poor condition). Indian Ocean only distribution from Parin et al. 2009:846 [ref. 30628]. •Valid as Dolichopteryx anascopa Brauer 1901 -- (Pequeño 1989:29 [ref. 14125], Trunov 1997:847 [ref. 24580], Kobyliansky & Fedorov 2001:127 [ref. 25190], Figueiredo & Santos in Menezes et al. 2003:43 [ref. 27192], Parin 2005:139 [ref. 28180], Fukui & Kitagawa 2006:9 [ref. 28500], Fukui & Kitagawa 2006:113 [ref. 28687], Fukui et al. 2008:267 [ref. 29762], Parin et al. 2009:846 [ref. 30628], Mizusawa et al. 2014:236 [ref. 35458], Prokofiev 2020:714 [ref. 37861], Prokofiev 2021:391 [503] [ref. 40390]). Current status: Valid as Dolichopteryx anascopa Brauer 1901. Opisthoproctidae. Distribution: Indo-West Pacific: west of Cocos Islands and Mariana Ridge (western North Pacific). [Southeastern Pacific and South Atlantic (Meteor submarine ridge) not this species]. Habitat: marine.

andriashevi, Dolichopteryx Parin [N. V.], Belyanina [T. N.] & Evseenko [S. A.] 2009:843, Fig. 5 [Journal of Ichthyology v. 49 (no. 10); ref. 30628] Philippines, 5°58'N, 127°44'E, station 4490. Holotype: ZMMU P-22214 (56.5 mm). Paratypes: (3) [catalog numbers not given]. Additional material: Fukui and Kitagawa specimens. Holotype established in footnote and Fig. 5 •Valid as Dolichopteryx andriashevi Parin, Belyanina & Evseenko 2009 -- (Mizusawa et al. 2014:238 [ref. 35458], Prokofiev 2020:706 [ref. 37861], Prokofiev 2021:391 [503] [ref. 40390]). Current status: Valid as Dolichopteryx andriashevi Parin, Belyanina & Evseenko 2009. Opisthoproctidae. Distribution: Western Pacific. Habitat: marine.

binocularis, Dolichopteryx Beebe [W.] 1932:49, Fig. 8 [Zoologica, Scientific Contributions of the New York Zoological Society v. 13 (no. 4); ref. 16099] 14 miles southeast of Nonsuch Island, Bermuda, depth 400 fathoms. Holotype: USNM 170933 [ex NYZS 21867] (c&s, no. 960). Type catalog: Mead 1958:132 [ref. 20648]. •Valid as Dolichopteryx binocularis Beebe 1932 -- (Scott & Scott 1988:161 [ref. 25518], Paulin et al. 1989:84 [ref. 24556], McAllister 1990:72 [ref. 14674], Quéro 1990:241 [ref. 14213], McEachran & Fechhelm 1998:378 [ref. 23897], Trunov 1997:848 [ref. 24580], Kobyliansky & Fedorov 2001:127 [ref. 25190], Carter & Hartel 2003:873 [ref. 27000], Figueiredo & Santos in Menezes et al. 2003:43 [ref. 27192], Moore et al. 2003:177 [ref. 27076], Parin 2005:139 [ref. 28180], Fukui & Kitagawa 2006:9 [ref. 28500], Fukui & Kitagawa 2006:113 [ref. 28687], Fukui et al. 2008:267 [ref. 29762], Stewart 2015:327 [ref. 34215]). •Valid as Dolichopteroides binocularis (Beebe 1932) -- (Parin et al. 2009:847 [ref. 30628], Hartel & Orrell 2016:1760 [ref. 34565], Sutton et al. 2020:39 [ref. 37832], Prokofiev 2020:706 [ref. 37861], Fermon et al. 2022:165 [ref. 39448], Prokofiev 2021:391 [503] [ref. 40390], Page et al. 2023:81 [ref. 40505], Reading & Horton 2023:9 [ref. 41317], Fricke et al. 2024:202 [ref. 41622]). Current status: Valid as Dolichopteroides binocularis (Beebe 1932). Opisthoproctidae. Distribution: Circumglobal in tropical and warm temperate seas. Habitat: marine.

brachyrhynchus, Dolichopteryx Parr [A. E.] 1937:37, Fig. 15 [Bulletin of the Bingham Oceanographic Collection Yale University v. 3 (art. 7); ref. 3376] Off Cat Island, Bahamas, 24°29'N, 75°53'W, 7000 feet wire out. Holotype: YPM 2718. Type catalog: Moore & Boardman 1991:23 [ref. 16741]. •Valid as Dolichopteryx brachyrhynchus Parr 1937 -- (Kobyliansky & Fedorov 2001:127 [ref. 25190], Carter & Hartel 2003:873 [ref. 27000]). •Valid as Bathylychnops brachyrhynchus (Parr 1937) -- (Badcock 1988:429 [ref. 24463], Parin et al. 2009:840 [ref. 30628], Hartel & Orrell 2016:1760 [ref. 34565], Carneiro et al. 2019:84 [ref. 37250], Sutton et al. 2020:38 [ref. 37832], Prokofiev 2020:704 [ref. 37861], Prokofiev 2021:391 [503] [ref. 40390], Fricke et al. 2024:202 [ref. 41622]). Current status: Valid as Bathylychnops brachyrhynchus (Parr 1937). Opisthoproctidae. Distribution: Circumglobal. Habitat: marine.

chilensis, Bathylychnops Parin [N. V.], Belyanina [T. N.] & Evseenko [S. A.] 2009:840, Fig. 1 [Journal of Ichthyology v. 49 (no. 10); ref. 30628] Southeastern Pacific, 34°16'S, 73°24'W. Holotype: MCZ 66378 (60.6 mm). Paratypes: MCZ 66377 (1), 66378 (1, 53.0 mm). Known only from young. •Valid as Bathylychnops chilensis Parin, Belyanina & Evseenko 2009 -- (Prokofiev 2020:704 [ref. 37861]). Current status: Valid as Bathylychnops chilensis Parin, Belyanina & Evseenko 2009. Opisthoproctidae. Distribution: Southeastern Pacific. Habitat: marine.

exilis, Bathylychnops Cohen [D. M.] 1958:50, Figs. 1-5 [Stanford Ichthyological Bulletin v. 7 (no. 3); ref. 877] About 1500 miles south of Dutch Harbor, Aleutians, North Pacific, 39°08'N, 164°51'W, depth 0-100 meters. Holotype (unique): USNM 114700. •Valid as Bathylychnops exilis Cohen 1958 -- (Cohen 1973:156 [ref. 6589], Cohen in Whitehead et al. 1984:395 [ref. 13675], Fujii in Masuda et al. 1984:42 [ref. 6441], Matarese et al. 1989:70 [ref. 26885], McAllister 1990:72 [ref. 14674], Quéro 1990:241 [ref. 14213], Badcock 1988:423 [ref. 24463], Nakabo 2000:287 [ref. 25086], Nakabo 2002:287 [ref. 26001], Love et al. 2005:30 [ref. 37547], Parin et al. 2009:839 [ref. 30628], Parin et al. 2014:107 [ref. 33547], Burton & Lea 2019:39 [ref. 37205], Carneiro et al. 2019:84 [ref. 37250], Prokofiev 2020:704 [ref. 37861], Love et al. 2021:46 [ref. 39279], Prokofiev 2021:391 [503] [ref. 40390], Page et al. 2023:81 [ref. 40505], Fricke et al. 2024:202 [ref. 41622]). Current status: Valid as Bathylychnops exilis Cohen 1958. Opisthoproctidae. Distribution: Pacific: Japan north to Kuril Islands (Russia); British Columbia (Canada) south to Baja California (Mexico), including Guadalupe Island (Mexico); Chile. Habitat: marine.

grimaldii, Opisthoproctus Zugmayer [E.] 1911:2 [Bulletin de l'Institut Océanographique (Monaco) No. 193; ref. 6161] Off Portugal, 36°10'N, 11°48'W, station 3030, depth 0-4750 meters. Syntypes: (2) MOM 0091-1163 (1). Type catalog: Belloc 1949:9 [ref. 21544]. Also appeared in Zugmayer 1911:13, Pl. 1 (fig. 5) [ref. 4846]. •Valid as Opisthoproctus grimaldii Zugmayer 1911 -- (Cohen 1973:156 [ref. 6589], Cohen in Whitehead et al. 1984:397 [ref. 13675], Heemstra 1986:217 [ref. 5660], Paxton et al. 1989:170 [ref. 12442], Paulin et al. 1989:84 [ref. 24556], Quéro 1990:242 [ref. 14213], Gomon et al. 1994:241 [ref. 22532], Santos et al. 1997:26 [ref. 23531], Arruda 1997:40 [ref. 24952], McEachran & Fechhelm 1998:380 [ref. 23897], Porteiro et al. 1999:27 [ref. 24203], Paxton & Cohen 1999:1887 [ref. 24738], Carter & Hartel 2003:873 [ref. 27000], Figueiredo & Santos in Menezes et al. 2003:43 [ref. 27192], Moore et al. 2003:177 [ref. 27076], Mundy 2005:159 [ref. 28379], Paxton et al. 2006:371 [ref. 28996], Gomon 2008:198 [ref. 30616], Fricke et al. 2011:356 [ref. 31242], Stewart 2015:328 [ref. 34215], Hartel & Orrell 2016:1761 [ref. 34565]). •Valid as Monacoa grimaldii (Zugmayer 1911) -- (Poulsen et al. 2016:5 [ref. 34664], Carneiro et al. 2019:85 [ref. 37250], Sutton et al. 2020:37 [ref. 37832], Fermon et al. 2022:165 [ref. 39448] possible, Page et al. 2023:82 [ref. 40505], Fricke et al. 2024:202 [ref. 41622]). Current status: Valid as Monacoa grimaldii (Zugmayer 1911). Opisthoproctidae. Distribution: Western Atlantic: Gulf of Mexico and Bahamas; eastern Atlantic: Portugal south to South Africa and 40°S, including Azores Islands, Madeira, Canary Islands; Indo-West Pacific: east to Hawaiian Islands. Habitat: marine.

griseus, Monacoa Poulsen [J. Y.], Sado [T.], Hahn [C.], Byrkjedal [I.], Moku [M.] & Miya [M.] 2016:5, Fig. 3 [PLoS ONE v. 11 (no. 8): e0159762; ref. 34664] East of New Zealand (40°06'S, 169°58'W), depth 0-521 meters. Holotype: CBM-ZF 14681. Paratypes: CBM-ZF. •Valid as Monacoa griseus Poulsen, Sado, Hahn, Byrkjedal, Moku & Miya 2016. Current status: Valid as Monacoa griseus Poulsen, Sado, Hahn, Byrkjedal, Moku & Miya 2016. Opisthoproctidae. Distribution: East of New Zealand. Habitat: marine.

kashkini, Ioichthys Parin [N. V.] 2004:438, Fig. [Voprosy Ikhtiologii v. 44 (no. 4); ref. 28005] Arabian Sea, 8°41'N, 64°08'E, more than 700 meters. Holotype: ZIN 53071. Paratypes: IO RAS 2565 (1). •Valid as Ioichthys kashkini Parin 2004 -- (Parin et al. 2009:841 [ref. 30628], Prokofiev 2020:703 [ref. 37861], Prokofiev 2021:391 [502] [ref. 40390], Love et al. 2021:46 [ref. 39279], Fricke et al. 2024:202 [ref. 41622]). Current status: Valid as Ioichthys kashkini Parin 2004. Opisthoproctidae. Distribution: Indo-Pacific: Arabian Sea, tropical Indian Ocean and northeastern Pacific. Habitat: marine.

longipes, Aulostoma Vaillant [L. L.] 1888:340, Pl. 27 (fig. 4) [Expéditions scientifiques du "Travailleur" et du "Talisman"; ref. 4496] Coast of Morocco, Talisman station 47, 29°01'59"N, 12°28'59"E, depth 1163 meters. Holotype (unique): MNHN 1887-0136 (poor condition). Type catalog: Bertin & Estève 1950:41 [ref. 19576]. Originally published as Aulostoma ? longipes. Parin et al. 2009:842 [ref. 30628] suggest other popuations differ from the North Atlantic one. •Valid as Dolichopteryx longipes (Vaillant 1888) -- (Cohen 1973:157 [ref. 6589], Cohen in Whitehead et al. 1984:396 [ref. 13675], Matarese et al. 1989:72 [ref. 26885], Pequeño 1989:29 [ref. 14125], Quéro 1990:241 [ref. 14213], McEachran & Fechhelm 1998:379 [ref. 23897], Paxton & Cohen 1999:1887 [ref. 24738], Paxton et al. in Randall & Lim 2000:590 [ref. 25122], Sheiko & Fedorov 2000:18 [ref. 25650] as cf. longipes, Kobyliansky & Fedorov 2001:127 [ref. 25190], Carter & Hartel 2003:873 [ref. 27000], Love et al. 2005:30 [ref. 37547], Mundy 2005:159 [ref. 28379], Parin 2005:139 [ref. 28180], Fukui & Kitagawa 2006:9 [ref. 28500], Fukui & Kitagawa 2006:113 [ref. 28687], Fukui et al. 2008:267 [ref. 29762], Parin et al. 2009:842 [ref. 30628], Prokofiev 2014:377 [ref. 33470] as cf. longipes, Mizusawa et al. 2014:238 [ref. 35458], Hartel & Orrell 2016:1760 [ref. 34565], Burton & Lea 2019:39 [ref. 37205], Carneiro et al. 2019:84 [ref. 37250], Sutton et al. 2020:39 [ref. 37832], Prokofiev 2020:707 [ref. 37861], Love et al. 2021:46 [ref. 39279], Page et al. 2023:81 [ref. 40505], Fricke et al. 2024:202 [ref. 41622]). Current status: Valid as Dolichopteryx longipes (Vaillant 1888). Opisthoproctidae. Distribution: Atlantic [possibly circumglobal in warm seas]. Habitat: marine.

macropus, Ophthalmopelton Maul [G. E.] 1946:62, Fig. 23 [Boletim do Museu Municipal do Funchal No. 2 (art. 3); ref. 2915] Off Madeira (stomach content). Holotype (unique): MMF. •Synonym of Rhynchohyalus natalensis (Gilchrist & von Bonde 1924) -- (Cohen 1973:157 [ref. 6589], Quéro 1990:243 [ref. 14213], Carter & Hartel 2003:873 [ref. 27000]). Current status: Synonym of Rhynchohyalus natalensis (Gilchrist & von Bonde 1924). Opisthoproctidae. Habitat: marine.

microstoma, Macropinna Chapman [W. M.] 1939:509, Figs. 59-61 [Proceedings of the United States National Museum v. 86 (no. 3062); ref. 817] Northeastern Pacific, 53°50'00"N, 134°20'00"W, 900-700 meters of wire out. Holotype: USNM 108143. Paratypes: (27) SU 34472 (1), USNM 108177-85 (2, 1, 1, 1, 1, 1, 1, 1, 1). •Valid as Macropinna microstoma Chapman 1939 -- (Fujii in Masuda et al. 1984:41 [ref. 6441], Matarese et al. 1989:74 [ref. 26885], Pequeño 1989:29 [ref. 14125], McAllister 1990:72 [ref. 14674], Nakabo 2000:288 [ref. 25086], Sheiko & Fedorov 2000:18 [ref. 25650], Mecklenburg et al. 2002:155 [ref. 25968], Nakabo 2002:288 [ref. 26001], Fedorov et al. 2003:29 [ref. 27579], Nelson et al. 2004:85 [ref. 27807], Love et al. 2005:30 [ref. 37547], Page et al. 2013:85 [ref. 32708], Parin et al. 2014:107 [ref. 33547], Burton & Lea 2019:39 [ref. 37205], Dyldin & Orlov 2021:68 [ref. 38158], Love et al. 2021:46 [ref. 39279], Page et al. 2023:81 [ref. 40505], Fricke et al. 2024:202 [ref. 41622]). Current status: Valid as Macropinna microstoma Chapman 1939. Opisthoproctidae. Distribution: Pacific: northern Japan and Kuril Islands (Russia) north to Bering Sea; Gulf of Alaska (U.S.A.) south to Chile, including Juan Fernandez Islands (Chile). Habitat: marine.

minuscula, Dolichopteryx Fukui [A.] & Kitagawa [Y.] 2006:114, Figs. 1-3 [Ichthyological Research v. 53 (no. 2); ref. 28687] Off northern Honshu, Japan, 39°11.7'N, 143°55.2'E, depth 2000-0 meters over depth 5050 meters. Holotype: NSMT-P 69426. Paratypes: NSMT-P 69846 (1), USNM 200660 (1). •Valid as Dolichopteryx minuscula Fukui & Kitagawa 2006 -- (Fukui et al. 2008:267 [ref. 29762], Parin et al. 2009:842 [ref. 30628], Mizusawa et al. 2014:238 [ref. 35458]). •Valid as Duolentops minuscula (Fukui & Katagawa 2006) -- (Prokofiev 2020:705 [ref. 37861], Prokofiev 2021:391 [503] [ref. 40390]). Current status: Valid as Duolentops minuscula (Fukui & Kitagawa 2006). Opisthoproctidae. Distribution: Northwestern Pacific and Indian Ocean south of Mauritius. Habitat: marine.

natalensis, Hyalorhynchus Gilchrist [J. D. F.] & von Bonde [C.] 1924:4, Pl. 1 (fig. 1) [Report Fisheries and Marine Biological Survey, Union of South Africa v. 3 (no. 7) (1922); ref. 1649] Off Table Bay, South Africa, southeastern Atlantic, depth 135 fathoms. Holotype (unique): whereabouts unknown. Type locality corrected by Barnard 1925:130 [ref. 192]. •Valid as Rhynchohyalus natalensis (Gilchrist & von Bonde 1924) -- (Cohen 1973:157 [ref. 6589], Cohen in Whitehead et al. 1984:398 [ref. 13675], Fujii in Masuda et al. 1984:41 [ref. 6441], Heemstra 1986:217 [ref. 5660], Paxton et al. 1989:170 [ref. 12442], Pequeño 1989:29 [ref. 14125], Paulin et al. 1989:84 [ref. 24556], Quéro 1990:243 [ref. 14213], Porteiro et al. 1999:6 [ref. 24203], Trunov 1997:849 [ref. 24580], Nakabo 2000:288 [ref. 25086], Nakabo 2002:288 [ref. 26001], Carter & Hartel 2003:873 [ref. 27000], Mundy 2005:159 [ref. 28379], Paxton et al. 2006:372 [ref. 28996], Hartel et al. 2008:321 [ref. 29890], Fricke et al. 2011:356 [ref. 31242], Stewart 2015:330 [ref. 34215], Hartel & Orrell 2016:1761 [ref. 34565], Carneiro et al. 2019:85 [ref. 37250], Prokofiev & Kukuev 2020:515 [ref. 37762], Sutton et al. 2020:38 [ref. 37832], Mincarone et al. 2021:[6] [ref. 38255], Eduardo et al. 2022:5 [ref. 39574], Fermon et al. 2022:165 [ref. 39448] possible, Love et al. 2021:46 [ref. 39279], Page et al. 2023:82 [ref. 40505], Fricke et al. 2024:203 [ref. 41622]). Current status: Valid as Rhynchohyalus natalensis (Gilchrist & von Bonde 1924). Opisthoproctidae. Distribution: Circumglobal. Habitat: marine.

niger, Monacoa Poulsen [J. Y.], Sado [T.], Hahn [C.], Byrkjedal [I.], Moku [M.] & Miya [M.] 2016:5, Fig. 3 [PLoS ONE v. 11 (no. 8): e0159762; ref. 34664] North-Northeast of American Samoa (05°05'S, 170°03'W), depth 0-520 meters. Holotype (unique): CBM-ZF 14683. •Valid as Monacoa niger Poulsen, Sado, Hahn, Byrkjedal, Moku & Miya 2016. Current status: Valid as Monacoa niger Poulsen, Sado, Hahn, Byrkjedal, Moku & Miya 2016. Opisthoproctidae. Distribution: Near American Samoa. Habitat: marine.

nigripes, Dolichopteryx Prokofiev [A. M.] 2020:708, Figs. 6d-f [Journal of Ichthyology v. 60 (no. 5); ref. 37861] New Caledonia, 25°40'59"S, 167°10'59"E, depth 1030 - 1320 meters. Holotype (unique): MNHN 2000-0446. •Valid as Dolichopteryx nigripes Prokofiev 2020 -- (Prokofiev 2021:391 [503] [ref. 40390]). Current status: Valid as Dolichopteryx nigripes Prokofiev 2020. Opisthoproctidae. Distribution: Southwestern Pacific: New Caledonia. Habitat: marine.

parbevs, Rhynchohyalus Prokofiev [A. M.] & Kukuev [E. I.] 2020:515, Figs. 1-2a [Journal of Ichthyology v. 60 (no. 4); ref. 37762] 17°23'N, 84°39'E, depth 500 meters. Holotype (unique): RAS 3616. •Valid as Rhynchohyalus parbevs Prokofiev & Kukuev 2020. Current status: Valid as Rhynchohyalus parbevs Prokofiev & Kukuev 2020. Opisthoproctidae. Distribution: Southeast Pacific. Habitat: marine.

parini, Dolichopteryx Kobyliansky [S. G.] & Fedorov [V. V.] 2001:125, Fig. [Voprosy Ikhtiologii v. 41 (no. 1); ref. 25190] Central Sea of Okhotsk, 54°03.6'N, 147°57.5'E, depth 500-2000 meters. Holotype: ZIN 48800. Paratypes: ZIN 49599 (1), 49970 (2). •Valid as Dolichopteryx parini Kobyliansky & Fedorov 2001 -- (Mecklenburg et al. 2002:156 [ref. 25968], Love et al. 2005:30 [ref. 37547], Parin 2005:139 [ref. 28180], Fukui & Kitagawa 2006:9 [ref. 28500], Fukui & Kitagawa 2006:113 [ref. 28687], Fukui et al. 2008:267 [ref. 29762], Parin et al. 2009:842 [ref. 30628], Parin et al. 2014:107 [ref. 33547], Mizusawa et al. 2014:238 [ref. 35458], Prokofiev 2020:711 [ref. 37861], Love et al. 2021:46 [ref. 39279], Prokofiev 2021:391 [503] [ref. 40390], Page et al. 2023:81 [ref. 40505]). Current status: Valid as Dolichopteryx parini Kobyliansky & Fedorov 2001. Opisthoproctidae. Distribution: North Pacific: Honshu (Japan) north to southern Bering Sea, including Sea of Okhotsk; Alaska (U.S.A.) south to southern British Columbia (Canada). Habitat: marine.

pseudolongipes, Dolichopteryx Fukui [A.], Kitagawa [Y.] & Parin [N. V.] 2008:268, Figs. 1-2 [Ichthyological Research v. 55 (no. 3); ref. 29762] Off California, 32°42.7'N, 117°33.0'W, eastern Pacific, depth 400 meters to surface. Holotype: SIO 73-417. Paratypes: SIO 74-38 (2). •Valid as Dolichopteryx pseudolongipes Fukui, Kitagawa & Parin 2008 -- (Parin et al. 2009:845 [ref. 30628], Mizusawa et al. 2014:238 [ref. 35458], Prokofiev 2020:710 [ref. 37861], Love et al. 2021:46 [ref. 39279], Prokofiev 2021:391 [503] [ref. 40390], Page et al. 2023:81 [ref. 40505], Fricke et al. 2024:202 [ref. 41622], Victor et al. 2024:75 [ref. 42021]). Current status: Valid as Dolichopteryx pseudolongipes Fukui, Kitagawa & Parin 2008. Opisthoproctidae. Distribution: Southwestern Pacific: New Caledonia; eastern Pacific: off California (U.S.A.), Baja California (Mexico), Galapagos Islands (Ecuador). IUCN (2025): Not Assessed. Habitat: marine.

rostrata, Dolichopteryx Fukui [A.] & Kitagawa [Y.] 2006:8, Figs. 1-2 [Ichthyological Research v. 53 (no. 1); ref. 28500] West of Hebrides Islands, eastern North Atlantic, 57°29.11'N, 11°32.07'W, depth 600 meters to surface. Holotype (unique): BMNH 2000.1.14.85. Type catalog: Prokofiev 2021:385 [497] [ref. 40390]. •Valid as Duolentops rostrata (Fukui & Kitagawa 2006) -- (Prokofiev 2020:705 [ref. 37861]). •Valid as Dolichopteryx rostrata Fukui & Kitagawa 2006 -- (Fukui & Kitagawa 2006:113 [ref. 28687], Fukui et al. 2008:267 [ref. 29762], Parin et al. 2009:841 [ref. 30628], Mizusawa et al. 2014:239 [ref. 35458], Hartel & Orrell 2016:1760 [ref. 34565] as rostratus, Sutton et al. 2020:39 [ref. 37832], Prokofiev 2021:385 [497] [ref. 40390]). Current status: Valid as Dolichopteryx rostrata Fukui & Kitagawa 2006. Opisthoproctidae. Distribution: Atlantic. Habitat: marine.

soleatus, Opisthoproctus Vaillant [L. L.] 1888:106, Pl. 14 (figs. 1-1a) [Expéditions scientifiques du "Travailleur" et du "Talisman"; ref. 4496] Off Morocco [eastern Atlantic], depth 2030 meters. Holotype (unique): MNHN 1883-0062. Type catalog: Bertin 1940:309 [ref. 293]. •Valid as Opisthoproctus soleatus Vaillant 1888 -- (Cohen 1973:156 [ref. 6589], Cohen in Whitehead et al. 1984:397 [ref. 13675], Heemstra 1986:217 [ref. 5660], Pequeño 1989:29 [ref. 14125], Paulin et al. 1989:84 [ref. 24556], Quéro 1990:242 [ref. 14213], Santos et al. 1997:26 [ref. 23531], Fricke 1999:86 [ref. 24106], Porteiro et al. 1999:27 [ref. 24203], Trunov 1997:849 [ref. 24580], Arruda 1997:40 [ref. 24952], Paxton & Cohen 1999:1887 [ref. 24738], Paxton et al. in Randall & Lim 2000:590 [ref. 25122], Carter & Hartel 2003:873 [ref. 27000], Figueiredo & Santos in Menezes et al. 2003:43 [ref. 27192], Moore et al. 2003:177 [ref. 27076], Love et al. 2005:30 [ref. 37547], Mundy 2005:159 [ref. 28379], Fricke et al. 2011:356 [ref. 31242], Stewart 2015:329 [ref. 34215], Hartel & Orrell 2016:1761 [ref. 34565], Poulsen et al. 2016:12 [ref. 34664], Carneiro et al. 2019:85 [ref. 37250], Sutton et al. 2020:37 [ref. 37832], Bañón & Maño 2021:52 [ref. 38883], Mincarone et al. 2021:[5] [ref. 38255], Eduardo et al. 2022:5 [ref. 39574], Fermon et al. 2022:165 [ref. 39448], Love et al. 2021:46 [ref. 39279], Page et al. 2023:82 [ref. 40505], Reading & Horton 2023:9 [ref. 41317], Fricke et al. 2024:203 [ref. 41622]). Current status: Valid as Opisthoproctus soleatus Vaillant 1888. Opisthoproctidae. Distribution: Circumglobal in tropical and temperate seas; in eastern Pacific from San Diego (southern California, U.S.A.) south to Chile. Habitat: marine.

telescopa, Winteria Brauer [A.] 1901:126 [Sitzungsberichte der Gesellschaft zur Beförderung der Gesamten Naturwissenschaften zu Marburg No. 8; ref. 630] Gulf of Guinea, eastern Atlantic, 32°36'05"N, 3°27'05" W, Valdivia station 5, depth 3000 meters. Holotype: ZMB 17419. •Valid as Winteria telescopa Brauer 1901 -- (Fujii in Masuda et al. 1984:42 [ref. 6441], Heemstra 1986:218 [ref. 5660], Paxton et al. 1989:171 [ref. 12442], Pequeño 1989:29 [ref. 14125], Paulin et al. 1989:84 [ref. 24556] as telescopus, Quéro 1990:243 [ref. 14213], Fricke 1999:86 [ref. 24106], Trunov 1997:850 [ref. 24580], Paxton & Cohen 1999:1887 [ref. 24738], Nakabo 2000:288 [ref. 25086], Nakabo 2002:288 [ref. 26001], Carter & Hartel 2003:873 [ref. 27000], Figueiredo & Santos in Menezes et al. 2003:43 [ref. 27192], Shinohara et al. 2005:403 [ref. 28370], Mundy 2005:159 [ref. 28379], Paxton et al. 2006:372 [ref. 28996], Parin et al. 2014:108 [ref. 33547], Stewart 2015:331 [ref. 34215], Hartel & Orrell 2016:1761 [ref. 34565], Sutton et al. 2020:38 [ref. 37832], Mincarone et al. 2021:[6] [ref. 38255], Eduardo et al. 2022:5 [ref. 39574], Fermon et al. 2022:166 [ref. 39448]). Current status: Valid as Winteria telescopa Brauer 1901. Opisthoproctidae. Distribution: Circumglobal in tropical and temperate seas. Habitat: marine.

trunovi, Dolichopteryx Parin [N. V.] 2005:139, Fig. 1 [Voprosy Ikhtiologii v. 45 (no. 1); ref. 28180] Southeastern Pacific, 53°01'S, 109°30'W, 4200 meters wire out. Holotype (unique): ZIN 36600 (head damaged). Technically this is not a replacement name but a new name based on a previous misidentification. Based on Dolichopterus anascopa of Trunov 1997:847 [ref. 24580], but a different specimen was used as the holotype. Disdtribution from Parin et al. 2009:846 [ref. 30628]. •Valid as Dolichopteryx trunovi Parin 2005 -- (Fukui & Kitagawa 2006:9 [ref. 28500], Fukui & Kitagawa 2006:113 [ref. 28687], Fukui et al. 2008:267 [ref. 29762], Parin et al. 2009:846 [ref. 30628], Prokofiev 2014:377 [ref. 33470], Mizusawa et al. 2014:238 [ref. 35458], Prokofiev 2020:712 [ref. 37861], Prokofiev 2021:391 [503] [ref. 40390]). Current status: Valid as Dolichopteryx trunovi Parin 2005. Opisthoproctidae. Distribution: Subantarctic zone of the Pacific. Habitat: marine.

vityazi, Dolichopteryx Parin [N. V.], Belyanina [T. N.] & Evseenko [S. A.] 2009:846, Fig. 7 [Journal of Ichthyology v. 49 (no. 10); ref. 30628] West-central Pacific, area of eastern Caroline Islands, 7°35'N, 162°01'E. Holotype (unique): ZMMU P-22215. •Valid as Dolichopteryx vityazi Parin, Belyanina & Evseenko 2009 -- (Mizusawa et al. 2014:238 [ref. 35458], Prokofiev 2020:709 [ref. 37861], Prokofiev 2021:391 [503] [ref. 40390]). Current status: Valid as Dolichopteryx vityazi Parin, Belyanina & Evseenko 2009. Opisthoproctidae. Distribution: Arabian Sea and Indo-West Pacific. Habitat: marine.