Species that contain: Polyipnus and stereope [ 2 ] records

nuttingi, Polyipnus Gilbert [C. H.] 1905:609, Pl. 73 [Bulletin of the U. S. Fish Commission v. 23 (pt 2) [for 1903]; ref. 1631] Approach to Pailolo Channel, between Molokai Island and Maui Island, Hawaiian Islands, Albatross station 4088, depth 297-306 fathoms. Holotype: USNM 51599. Paratypes: AMNH 3548 (1), FMNH 41782 (6), CAS-SU 8518 (6), USNM 51693 (29). Type catalog: Böhlke 1953:17 [ref. 12291], Ibarra & Stewart 1987:68 [ref. 12367]. Böhlke 1953:17 [ref. 12291] considers this species to date to Gilbert in Jordan & Starks 1904:581 [ref. 2526] where stereope was compared to nuttingi, but the comparison probably does not clearly define characters for nuttingi, only in a negative sense, e.g., "The species [stereope] differs from P. nuttingi in being bright silver without dark specks scattered over the silver ground, ..." •Valid as Polyipnus nuttingi Gilbert 1905 -- (Harold 1989:875 [ref. 13508], Harold 1994:513 [ref. 21941], Mundy 2005:170 [ref. 28379], Vourey et al. 2017:574 [ref. 35312]). Current status: Valid as Polyipnus nuttingi Gilbert 1905. Sternoptychidae: Sternoptychinae. Distribution: Hawaiian Islands; record from Zanzibar (western Indian Ocean) needs verification. Habitat: marine.

stereope, Polyipnus Jordan [D. S.] & Starks [E. C.] 1904:581, Pl. 2 (fig. 3) [Bulletin of the U. S. Fish Commission v. 22 [1902]; ref. 2526] Off Manazuru, Sagami Bay, Japan, Albatross sta. 3698, depth 153 fathoms. Holotype: USNM 51451. Paratypes: CAS-SU 8392 (1), USNM 177895 (1). Type catalog: Böhlke 1953:17 [ref. 12291]. Types: Shinohara & Williams 2006:550 [ref. 31656] •Valid as Polyipnus stereope Jordan & Starks 1904 -- (Fujii in Masuda et al. 1984:47 [ref. 6441], Harold 1989:875 [ref. 13508], Paulin et al. 1989:96 [ref. 24556], Harold 1994:526 [ref. 21941], Nakabo 2000:316 [ref. 25086], Shinohara et al. 2001:297 [ref. 25995], Nakabo 2002:316 [ref. 26001], Shinohara et al. 2005:405 [ref. 28370], Harold et al. 2015:463 [ref. 34249], Motomura et al. 2015:14 [ref. 34709], Vourey et al. 2017:574 [ref. 35312], Fricke et al. 2019:61 [ref. 36673]). Current status: Valid as Polyipnus stereope Jordan & Starks 1904. Sternoptychidae: Sternoptychinae. Distribution: Western Pacific: Japan; New Ireland (Papua New Guinea); New Zealand. Habitat: marine.