acipenserinus, Coelocephalus Gilbert [C. H.] & Cramer [F.] 1897:422, Pl. 42 (fig. 1) [Proceedings of the United States National Museum v. 19 (no. 1114); ref. 1635] Off Hawaiian Islands, about 21°N, 157°W, depth 298-375 fathoms. Syntypes: (21) CAS-SU 3142 (7); USNM 47721 (4), 47728 (7). Type catalog: Böhlke 1953:56 [ref. 12291]. Lot USNM 47721 listed as type. •Valid as Mataeocephalus acipenserinus (Gilbert & Cramer 1897) -- (Iwamoto in Cohen et al. 1990:246 [ref. 18936], Pequeño 1997:82 [ref. 23536], Iwamoto & Merrett 1997:533 [ref. 23710], Iwamoto & Williams 1999:188 [ref. 23875], Merrett & Iwamoto 2000:769 [ref. 25037], Iwamoto & Graham 2001:484 [ref. 25637], Hutchins 2001:24 [ref. 25847], Sazonov et al. 2003:283 [ref. 27176], Mundy 2005:253 [ref. 28379], Bray et al. 2006:600 [ref. 29065], Fricke et al. 2011:364 [ref. 31242]). Current status: Valid as Mataeocephalus acipenserinus (Gilbert & Cramer 1897). Macrouridae. Distribution: Indo-Pacific: eastern Indian Ocean to Hawaiian Islands and Sala-y-Gomez Ridge (southeastern Pacific), south to Queensland (Australia) and New Caledonia. Habitat: marine.