FISHES OF THE PHILIPPINE ISLANDS AND ADJACENT SEAS 207 



nearer mouth than snout end, width I14 in internarial, front valve 

 triangular; interorbital 21/2 to 2% in head, broad, convex. Gill 

 openings equidistant, first largest and others graduated to last which 

 smallest, last 2 above pectoral base. Spiracle moderate, level with 

 eye and y^ eye diameter posterior. 



Scales very small, each ends in single point, triangular, tricarinate. 



First dorsal origin opposite inner angle of depressed pectoral, 

 front edge I14 to 1% in head; second dorsal origin nearer ventral 

 origin than subcaudal origin, front edge 1% to l%o ^^ head; anal 

 origin opposite last third in second dorsal base, front edge 2% to 3i/^ 

 in head ; subcaudal length 1% to I14, front edge 1% to 2xV its length ; 

 least depth of caudal peduncle 6 to 61/2 in head ; pectoral length 11/5 

 to 114, width 11/3 to 1% its length; ventral length 1% to 2 in head; 

 claspers narrow, slender, extend little beyond ventrals. 



Gray-brown above, whitish below. Scattered whitish spots over 

 upper surface of body. 



Arabian Sea, Natal, Indo-China, China, Korea, Japan. 



U.S.N.M. No. 22610. Miiiramisaki, Japan. Japanese Government. 



U.S.N.M. No. 49410. Yokohama. Albatross collection. 



U.S.N.M. No. 49411. Yokohama. Albati\)ss collection. 



U.S.N.M. No. 50727. Yokohama. Jordan and Snyder. Length, 530 mm. 



U.S.N.M. No. 50729. Nagasaki. Jordan and Snyder. Length, 335 mm. 



U.S.N.M. No. 59782. Kochi. Dr. H. M Smith. Length, 315 mm. 



U.S.N.M. No. 71774. Otaru. Albatross collection 1906. 



U.S.N.M. No. 71775-71777. Kagoshima. Albatross collection 1006. 



U.S.N.M. No. 85861. Northeast China. A. de C. Sowerby. 



MUSTELUS MUSTELUS (Linnaeus) 



Sqiialus mustelus Linnaeus, Syst. Nat., ed. 10, vol. 1, p. 235, 1758 (type locality: 



Europe) ; ed. 12, vol. 1, p. 400, 1766.— Gmexin, Syst. Nat. Linn., vol. 1, p. 



1492, 1789 (Oceano europaeo et pacifico). — Walbaum, Artedi Pise, vol. 3, p. 



505, 1792 (copied).— Lacepkde. Hist. Nat. Poiss., vol. 1. p. 244, 1798 (Europe, 



Pacific seas). — Schneider, Syst. Ichth. Bloch, p. 128, 1801 (European 



Ocean, Pacific). 

 Mustelus mustelus Fowler, Proc. Acad. Nat. Sci. Philadelphia, 1925, p. 191 



(Cape waters) ; Bull. Amer. Mus. Nat. Hist., vol. 70, pt. 1, p. 61, 1936 



(copied). 

 Mustelus asterias Cloqijet, Diet. Sci. Nat., vol. 14, p. 406, 1819 (on Galeus asterias 



Rondelet, Pise, p. 376, 1554, type locality: Enroi>e). — Brusina, Glasnik 



Naravosl. Druztva, vol. 3, p. 220, 1888 (Red Sea). 

 Squalus hinnulus Blainviixe, Faune Frangaise, Poissons, p. 83, pi. 20, fig. 2, 



1825 (type locality : Mediterranean). 



Mustelus hinnulus Brusina, Glasnik Naravosl. Druztva, vol. 3, p. 228, 1888 



(Red Sea). 

 Mustelus stellatus Risso, Hist. Nat. Europe merid., Poissons, vol. 3, p. 126, 



1826 (type locality: Nice).- — Bleeker, Nat. Tijdschr. Nederland. Indie, vol. 

 21, p. 57, 1860 (Cape of Good Hope). 



Mustelus plebejus Bonaparte, Icon. Fauna Italica, Pesci, vol. 3, i)t. 2, fasc. viii, 

 descr., pL, fig. 1, 1834 (type locality: Italy). 



