FISHES OF THE PHILIPPINE ISLANDS AND ADJACENT SEAS 57 



Scales tricuspid, small, finely velvety to touch and slightly enlarged 

 on caudal peduncle. 



Dorsals subequal, small, slender, oblong, base length of first 3% in 

 head ; hind basal end of second dorsal before hind anal base by space 

 % eye diameter; interdorsal space slightly less than snout length; 

 anal base 1% in head, continuous with caudal but with deep notch 

 extending almost to fin base; caudal rather long, subcaudal little 

 elevated anteriorly, without terminal notch; pectoral moderate, not 

 reaching ventral by space equal to postocular; ventrals separate, 

 origin slightly nearer anal origin than last gill opening. 



Dark gray, paler beneath. Inside mouth, gill openings, and nasal 

 valves blackish. Each fin with blackish anterior and whitish pos- 

 terior edge. Length, 470 mm. (Tanaka.) 



H.W.K 



FiGCRB 5. — Pentanchus platyrhynclius (Tanaka) : II.S.N.M. No. 22623, from Japan. 



Sagami Sea, Japan. Schmidt's description differs from the above, 

 as he says "length of head 3, 7 in the width, 7.1 length of body to 

 root of lower lobe of the caudal fin." His specimen 492 mm. 



PENTANCHUS PLATYRHYNCHUS (Tanaka) 



Figure 5 



8cyliorhinus platyrhi'vchus Tanaka, Journ. College Sci. Tokyo, vol. 27, p. 4, 



1909 (type locality: Misaki, Sagami). 

 Apristurus platyrliyncJius Garman, Mem. Mus. Comp. Zool., vol. 36, p. 98, 1913 



(Japan). — Jordan and Hubbs, Mem. Carnegie Mus., vol. 10, No. 2, p. 99, 



192.5 (Sagami).— Fowler, Proc. 4tli (1929) Pacific Sci. Congr., Java, p. 486, 



1930 (reference). 

 fPentanclius sp. Jordan and Hubbs, Mem. Carnegie Mus., vol. 10, p. 100, 1925 



(mounted specimen in Yamado Museum). 



Depth 71/0, to subcaudal origin; head S%, width 1%. Snout 1% in 

 head, long, depressed, spatulate ; eye 61/3, Z% in snout, 2% in interor- 

 bital ; dentary width 2% in head, with long labial folds around each 

 mouth angle ; teeth in 48 rows above, 36 rows below, upper tricuspid, 

 lower quincuspid; nostrils not quite long as eye, internarial behind 

 middle in preoral length, 4% in preoral length, which l-^s in head ; 

 interorbital 3, broadly convex. Third gill opening largest, fourth 



