Fishes of the Western North Atlantic 493 



one station in the offing of Chesapeake Bay (Lat. 37° 24' N., Long. 74° 17' W., 300 fath- 

 oms) ; probably also from Bermuda." 



Synonyms and References: 



Sfinax hillianus Poey, Memorias, 2, 1861: 340, pi. 19, fig. 13-14 (descr., teeth, Cuba) ; Repert. Fisico.-nat. 



Cuba, 2, i868: 454 (Cuba) ; Regan, Ann. Mag. nat. Hist., (8) 2, 1908: 44 (St. Kitts, W. Indies, class., 



depth). 

 Sfinax fusillus (in part) Giinther, Cat. Fish. Brit. Mus., 8, 1870: 425 {hillianus incl. in synon.) ; Jordan 



and Evermann, Rep. U.S. Comm. Fish. (1895), 1896: 219 (ref. for Cuba); Metzelaar, Trop. 



Atlant. Visschen, 1919: 190, part (included in synon.); Fowler, Bull. Amer. Mus. nat. Hist., yo (i), 



1936: 81 (ref. for W. Indies, ill. of W. Indian spec). 

 Spnax sfinax Poey, An. Soc. esp. Hist, nat., 5, 1876: 399; Enumerat. Pise. Cubens., 1876: 203 (Cuban spec). 

 Etmofterus fusillus Goode and Bean, Smithson. Contr. KnowL, 50, 1895: 10, pi. 2, fig. 2; Mem. Harv. Mus. 



comp. Zool., 22, 1896: 10, pi. 2, fig. 2 (descr., ill., St. Kitts, W. Indies) ; Jordan and Evermann, Bull. 



U.S. nat. Mus., 47 (l), 1896: 55 (descr., St. Kitts, W. Indies) ; Beebe and Tee-Van, Zoologica, N. Y., 



15, 1933: 157 (Bermuda, old record) ; not Etmofterus fusillus Lowe, 1939. 

 Etmofterus sfinax Carman, Mem. Harv. Mus. comp. Zool., 2^, 1899: 27 (thinks type spec, ident. with 



sfinax') ; not Etmofterus sfinax L,\nr\3e\is, 1758. 

 Etmofterus hillianus Carman, Mem. Harv. Mus. comp. Zool., 56, 1913: 224, pi. 10, fig. 1-4 (descr., ill., 



off St. Kitts, W. Indies); Jordan, Evermann and Clark, Rep. U.S. Comm. Fish. (1928), 2, 1930: 21 



(Cuba, St. Kitts) ; Howell-Rivero, Proc Boston Soc. nat. Hist., 41, 1 936: 49 (recent Cuban specs.) ; Bull. 



Mus. comp. Zool. Harv., S2, 1938: 170 (tvpe spec, in Harv. Mus. Comp. Zool.) ; Longley and Hilde- 



brand. Pap. Tortugas Lab., ^4, 1941: 3 (Tortugas, Florida, 357 to 392 fathoms, descr.); Fowler, Fish 



Culturist, 2/ (9), 1942: 66 (listed, Cuba); Bigelow and Schroeder, Cuide Comm. Shark Fish., Anglo 



Amer. Caribb. Comm., Wash., 1 945: 144, fig. 54 (descr., ill., habits, range). 



Genus Centroscytnnus Bocage and Brito Capello, 1864 



Centroscymnus Bocage and Brito Capello, Proc. zool. Soc. Lond., 1864: 263 ; Mem. R. Acad. Sci. Math. Phys. 

 Lisboa, 5 (2), 1865: 3, extra; type species, C. coelolefis Bocage and Brito Capello, 1864, Portugal. 



Generic Synonym: 



Centrofhorus (in part) Giinther, Cat. Fish. Brit. Mus., 8, 1870: 423; Seabra, Bull. Soc. portug. Sci. nat., 

 5, 1912: 198; not Centrofhorus Muller and Henle, 1837. 



Generic Characters. Squalidae with dorsal spines arising at origins of fins and lying 

 along anterior margins of latter, their tips either exposed or concealed; trunk subcylindri- 

 cal, without lateral longitudinal ridges or precaudal pits; snout in front of mouth much 

 shorter than from mouth to origin of pectorals; teeth unlike in the 2 jaws, the uppers 

 with one slender, lanceolate cusp, the lowers approximately quadrate, their outer margins 

 deeply notched and so oblique that the inner margins are nearly parallel to the jaw, form- 

 ing a continuous cutting edge; dermal denticles scale-like, closely overlapping, with flat 

 or concave blades, smooth or weakly ridged, their margins not toothed, on short, broad 

 pedicels; eyes and spiracles moderate to large; anterior margin of nostrils expanded as a 

 low triangular lobe only; a voluminous triangular pit at corner of mouth; labial furrow on 

 each jaw; origin of ist dorsal considerably posterior to tips of pectorals; origin of 2nd dor- 

 sal over bases of pelvics; caudal with subterminal notch, its lower anterior corner expanded 



II. Reported as E. fusillus by Beebe and Tee-Van (Zoologica, N. Y., 15, 1933: 157). 



