GENUS AND TEN NEW SPECIES OF JAPANESE FISHES. 7 



Anteliochimœra^ n. g. 



(Type : A. chcetirhamphus, n. s p.) 



Snout very long, depressed. Two dorsals separated from 

 each other by a wide interval ; second dorsal well separated from 

 upper caudal lobe ; edge of the latter fin smooth, but much lower 

 than lower caudal lobe. Caudal filament moderately long. The 

 dentition resembles that of Chimœra much more than that of 

 Rhinochimœra. Claspers slender, unbranched, similar in form 

 to that of Ivhinochimœr'a. 



o. 



Anteliochimsera chaetirhamphus, n. sp. 



(PL I.) 



Height of body slightly more than 4, head as measured 

 from anterior margin of eye to upper edge of gill-opening 6J in 

 length as measured from anterior margin of eye to posterior end 

 of base of second dorsal. Eye H, interorbital If in length of 

 the postorbital part of head. 



Body elongate, compressed, gradually tapering posteriorly ; 

 back not elevated. Head moderate, slightly compressed. Eye 

 large, high, slightly oblique, not projecting beyond upper 

 profile. Interorbitnl space slightly narrower than diameter 

 of eye, gently convex. Snout flat, projecting into a long beak ; 

 short and blunt dermal prickles irregularly arranged near lateral 

 edge for a distance equal to diameter of eye backward from tip 

 of snout. Mouth small, inferior, straight, confluent with nostrils. 

 Teeth confluent into laminas ; all laminte with sinuate cutting 

 edge (as in Chimœra, but unlike Ehmochimcera in which the 

 edge is smooth). Upper jaw with an anterior and lateral lamina 



