FISHES OF THE PHILIPPINE ISLANDS AND ADJACENT SEAS 239 



DEANIA ACICULATA (Garman) 



Acanthidium acivulatuni Garman, Bull. Mus. ('onip. Zool., vol. 46, p. 207, 1906 

 (type locality: Sagami Bay, Japan) ; Mem. Mus. Comp. Zool., vol. 36, p. 217, 

 pi. 12, figs. 1-4, 1913 (type). — Fowler, Pioc. 4th Pacific Sci. Congr., Java, p. 

 496, 1930 (reference). 



Ccntropliorus calceiis (part) Regan, Ann. Mag. Nat. Hist., ser. 8, vol. 2, p. 51, 

 1908 (on Garman). 



Depth 6% to subcaiidal origin ; head 4, width 1%- Snout 214 in 

 head ; eye 41^, 1% in snout, 1% in interorbital ; mouth width 2% in 

 head, moderately arched, with deep groove more than half of which 

 anterior and labial folds at each angle; lower labial fold more than 

 half length of jaw, upper shorter and hidden by groove; teeth 30 

 rows above, 31 rows below, upper with sharp erect triangular cusps 

 rising from middle of cutting edges, broadening at bases, little more 

 oblique near angles; below group of sharp pointed teeth near sym- 

 physis, become slightly oblique toward mouth corners and cusp base 

 much broader than central portion ; preoral length 1% in head ; nos- 

 trils small, midway in snout, internarial 2% in preoral length, front 

 valve with short pointed lobe crossing nostril ; interorbital 21/2, low. 

 Gill openings narrow, subequal, 1/3 of orbit, before pectoral. Spiracle 

 large, distant less than diameter from corner of eye, valve with 

 laminaelike gills. 



Scales very small, slender, pedunculate, each with 3 slender, sharp 

 cusps. 



First dorsal origin midway between front spiracle edge and ventral 

 origin, fin length equals head, height about 14 its length; second 

 dorsal begins close behind ventral base, length 1% in head, higher 

 than first dorsal; caudal equals head to second gill opening or 4 in 

 rest of body, subcaudal 21^ in caudal length; least depth of caudal 

 peduncle 5% in head to first gill opening; pectoral 2, w^idth ly^ its 

 length which reaches about % to first dorsal origin; ventral 1% in 

 head, clasper rather slender, shorter than ventral. 



Uniform brown. Length, 868 mm. (Garman.) 



Japan. 



DEANIA HYSTRICOSA (Garman) 



Acanthidium hystricosvm Gaeman, Bull. Mus. Comp. Zool., vol. 46, p. 206, 1906 

 (type locality: Sagami Bay). — Piefschmann, Sitz. Ber. Akad. Wiss. Wien, 

 math.-nat. Kl., vol. 117, pt. 1, p. 661, 1908 (Japan).— Garman, Mem. Mus. 

 Comp. Zool., vol. 36, p. 220, pi. 11, figs. 5-8, 1913 ( type ) .—Fowler, Proc. 

 4th (1929) Pacific Sci. Congr., Java, p. 496, 1930 (reference). 



Centrophorus hystricosus Regan, Ann. Mag. Nat. Hist., ser. 8, vol. 2, p. 51, 1908 

 (reference). 



Depth TVs to subcaudal origin; head 3%, width 15/5. Snout 2% 

 in head; eye 4i/4, 2 in snout, 1% in interorbital; mouth width 314 in 

 head, slightly curved, with deep straight groove and labial folds at 



