Jordan and Evermann. — Fishes of North America. 885 



Apiianoi'in.e: 

 a. Dorsal divided into two portions; front of anal witli a dagger-shaped spine behind vent; 

 ventrals wanting; vertebra) 43 + 57 = 100. Ai-iianopus 402. 



Lepidopin-je: 

 (Id. Dorsal fin continuous; front of anal without dagger-shaped spine; ventrals reduced to a 

 pair of scales; body not very slender; head with a crest above. 

 h. Dorsal rays less than 100; two distinct postanal scutes; ventrals behind base of pectorals. 

 c. Head short, high, compressed above to a trenchant edge; jawscqual; profile convex. 



EVO.WMKTOPON, 403. 



cc. Head rather long, with lateral occipital crests converging anteriorly; lower jaw 



projecting. Lkpidopvs, 404. 



66. Body low; head without crest; dorsal rays about 1.50; one postanal scute; ventrals 



below base of pectorals. Bentiiopesmus, 405. 



402. APHANOPUS, Lowe. 



.(4p7(a)iop»s, Lowe, Proc. Zoiil. Soc. Lond., 18;i9, 79, (earfco). 



Body very elongate, band-like, scaleless ; head long, pointed ; cleft of 

 mouth very wide ; jaws armed with strong, lanceolate teeth arranged in 

 single series and in common alveolar groove; no teeth on palatine; eye 

 very large ; back occnpied by a long dorsal fin, divided in two siibequal 

 parts ; anal spines numerous and feeble ; a dagger-shaped spine behind 

 vent; caudal well developed, deeply cleft; pectorals moderate, rounded; 

 ventrals absent ; branchiostegals 7 ; air bladder present. Pyloric append- 

 dages few. Two species in the deep sea. (a0avf/r, invisible; Troiif, foot.) 



1274. APHANOPIS MIXOR, Collett. 



Head about 2* in length of body to vent; eye about 4| in hjad. D. 

 XLI, X -j- ? ; B. 11. Eight long teeth in the intermaxillary, the two fore- 

 most "canines" the longest ; 8 teeth in the lower jaw, a tritle shorter; no 

 teeth in vomer and the palatine bones. Ventrals none ; a strong dagger- 

 shaped spine behind vent. Air bladder present ; pyloric coeca 7. Dark 

 silvery or steel-colored. Length from tip of snout to vent (in the single 

 specimen examined) 352 millimeters. One specimen known, from the east 

 coast of Greenland, 65° N., 31^ W. (Collett.) (minor, smaller.) 



Aphanopns minoi; COLLETT, VidensU. Selsk. Forhandl. Christiania, No. 19, 3, 188G, east coast of 

 Greenland; Goode & Bean, Oceanic Ichthyology, 207, 1895. 



403. EVOXYMETOPON, Poey. 



(TiRANTES.) 



Evoxymelopon (Poey) Gim,, Proc. Ac. Nat. Sci. Phila., 18G3, 228, (lirnialiis). 



Body very elongate, band-like; head with the supraocular portion com- 

 pressed into a trenchant edge, and the upper profile abruptly descending 

 toward the end of the snout ; eye of moderate size, much bolow upper 

 profile. Cleft of mouth wide; teeth lanceolate, in single rows, with 

 larger ones in front; a series of small teeth on palatines. Fins as in 

 Lepidopus. One species, (fv, true; 6f(c, sharp; //trwTrov, forehead.) 



