Species that contain: Polyacanthonotus and challengeri [ 5 ] records

africana, Macdonaldia Gilchrist [J. D. F.] & von Bonde [C.] 1924:11, Pl. 3 (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, Pickle station 524, depth 1220 fathoms. Holotype (unique): SAM 21918. •Valid as Polyacanthonotus africanus (Gilchrist & von Bonde 1924) -- (McDowell 1973:164 [ref. 24539], Sulak 1986:196 [ref. 5720], Sulak 1990:135 [ref. 19326], Costa & Mincarone 2010:296 [ref. 37483]). •Synonym of Polyacanthonotus challengeri (Vaillant 1888) -- (Crabtree et al. 1985:235 [ref. 9483], Sulak in Whitehead et al. 1986:601 [ref. 13676], Gon 1990:100 [ref. 21680], Smith 2016:1603 [ref. 34556] as africanus). Current status: Synonym of Polyacanthonotus challengeri (Vaillant 1888). Notacanthidae. Habitat: marine.

alta, Macdonaldia Gill [T. N.] & Townsend [C. H.] 1897:232 [Proceedings of the Biological Society of Washington v. 11; ref. 1749] Bering Sea, 54°54'00"N, 168°59'00"W, Albatross station 3604, depth 1401 fathoms. Holotype (unique): USNM 48774. Type catalog: Smith 1994:41 [ref. 21917]. •Synonym of Polyacanthonotus africana (Gilchrist & von Bonde 1924) -- (McDowell 1973:173 [ref. 24539]). •Synonym of Polyacanthonotus challengeri (Vaillant 1888) -- (Gon 1990:100 [ref. 21680], Mecklenburg et al. 2002:118 [ref. 25968], Parin et al. 2014:47 [ref. 33547]). Current status: Synonym of Polyacanthonotus challengeri (Vaillant 1888). Notacanthidae. Habitat: marine.

challengeri, Notacanthus Vaillant [L. L.] 1888:388 [Expéditions scientifiques du "Travailleur" et du "Talisman"; ref. 4496] South of Tokyo, 34°37'N, 140°32'E. Holotype (unique): BMNH 1887.12.7.247. •Synonym of Polyacanthonotus africana (Gilchrist & von Bonde 1924) -- (McDowell 1973:173 [ref. 24539]). •Valid as Polyacanthonotus challengeri (Vaillant 1888) -- (Yabe in Amaoka et al. 1983:73, 177 [ref. 8379], Uyeno in Masuda et al. 1984:32 [ref. 6441], Crabtree et al. 1985:235 [ref. 9483], Sulak in Whitehead et al. 1986:601 [ref. 13676], Lea & Rosenblatt 1987:51 [ref. 23112], Matarese et al. 1989:34 [ref. 26885], Paulin et al. 1989:66 [ref. 24556], McAllister 1990:45 [ref. 14674], Gon 1990:100 [ref. 21680], Shinohara et al. 1996:154 [ref. 26605], Smith 1999:1628 [ref. 24661], Nakabo 2000:191 [ref. 25086], Sheiko & Fedorov 2000:16 [ref. 25650], Mecklenburg et al. 2002:118 [ref. 25968], Shinohara et al. 2001:292 [ref. 25995], Nakabo 2002:191 [ref. 26001], Smith 2003:689 [ref. 26989], Moore et al. 2003:172 [ref. 27076], Love et al. 2005:16 [ref. 37547], Maslenikov et al. 2013:2 [ref. 37947], Parin et al. 2014:47 [ref. 33547], Stewart & Struthers 2015:216 [ref. 34231], Smith 2016:1603 [ref. 34556], Carneiro et al. 2019:57 [ref. 37250], Dyldin & Orlov 2021:61 [ref. 38158], Love et al. 2021:32 [ref. 39279], Fermon et al. 2022:112 [ref. 39448], Page et al. 2023:50 [ref. 40505]). Current status: Valid as Polyacanthonotus challengeri (Vaillant 1888). Notacanthidae. Distribution: Circumglobal, mostly antitropical. Habitat: marine.

longa, Macdonaldia Gill [T. N.] & Townsend [C. H.] 1897:232 [Proceedings of the Biological Society of Washington v. 11; ref. 1749] Bering Sea, 54°41'00"N, 168°01'00"'W, Albatross station 3607, depth 987 fathoms. Holotype (unique): USNM 48775 (poor condition). Type catalog: Smith 1994:41 [ref. 21917]. •Synonym of Polyacanthonotus africana (Gilchrist & von Bonde 1924) -- (McDowell 1973:173 [ref. 24539]). •Synonym of Polyacanthonotus challengeri (Vaillant 1888) -- (Gon 1990:100 [ref. 21680], Mecklenburg et al. 2002:118 [ref. 25968], Parin et al. 2014:47 [ref. 33547]). Current status: Synonym of Polyacanthonotus challengeri (Vaillant 1888). Notacanthidae. Habitat: marine.

vaillanti, Polyacanthonotus Fowler [H. W.] 1934:266, Fig. 27 [Proceedings of the Academy of Natural Sciences of Philadelphia v. 85 (for 1933); ref. 1416] Atlantic, Gulf Stream, 38°47'20"N, 72°37'00"W, Albatross station 2103, depth 1091 fathoms. Holotype: USNM 44248. Type catalog: Smith 1994:42 [ref. 21917]. Fowler incorrectly listed coordinates of Albatross hydrographic station instead of dredging and trawling station, therby placing collection in Pacific Ocean. •Synonym of Polyacanthonotus africanus (Gilchrist & von Bonde 1924) -- (McDowell 1973:172 [ref. 24539], Sulak 1990:135 [ref. 19326]). •Synonym of Polyacanthonotus challengeri (Vaillant 1888) -- (Gon 1990:100 [ref. 21680]). Current status: Synonym of Polyacanthonotus challengeri (Vaillant 1888). Notacanthidae. Habitat: marine.