FISHES or THE PHILIPPINE ISLANDS AND ADJACENT SEAS 139 



Rhizoprion crenidens Ogilbt, Commerc. Fish. Fisher. Queensland, p. 45, 1915 

 (Moreton Bay) ; Mem. Queensland Mus., vol. 5, p. SO, 1916 (Moretou Bay, 

 Cape Moreton, Double Island Point, Rock Island Reef). — McCulloch and 

 Whitley, Mem. Queensland Mus., vol. 8, pt. 2, p. 128, 1925 (reference).— 

 McCuLi.ocH, Fishes of New South Wales, ed. 2, p. .'i, 1927. 



Eulamia crenklens Fowler. Proc. 4th (1929) Pacific Sci. Congr., Java, p. 491, 

 1930 (compiled). 



Rhlzoprionodon crenidens Whitley, Australian Zoologist, vol. 5, p. :354, 1929 

 (reference) ; Mem. Queensland Mus., vol. 10, pt. 4, p. 199, 1934 (reference). 



Carcharias albnmarginatus (not Riippell) (Ehrenberg) Klunzinger, Vorh. zool.- 

 bot. Ges. Wien, vol. 21, p. 655, 1871 (name in synonymy). 



Carcharias acronis (Ehrenberg) Klunzinger, Verb, zool.-bot. Ges. Wien, vol. 

 21, p. 655, 1871 (name in synonymy). 



Carcharias aaronis Hilgendorf, Symbol. Physic. Hemprich Ehrenberg, p. 8, 

 pi. 5, figs. 1, a-c, 1899' (type locality: Red Sea). (Error.) 



Scoliodon lalandei (not Miiller and Henle) Chabanaud, Service Occanogr. 

 P6ches. Indo-Chine, 1' note, p. 5, 1926 (Gulf of Siam ; Tonkin). 



Depth 5 to 7 to subcaudal origin; head 3% to 41/^, width 1% to 

 2%. Snout 2 to 21/3 in head ; eye 8% to 9, 4 to 4% in snout, Z% to 

 4I/2 in interorbital ; mouth width 3 to 3I/2 in head, length 2% to 3^/-,. 

 each angle with short groove along upper jaw; teeth in 25 or 26 rows 

 in jaws, oblique, slender, entire, upper with notch on outer edge, lower 

 little more slender; nostrils little nearer mouth than snout tip, inter- 

 narial l^s to 2 in preoral length, which 2% to 214 in head; inter- 

 orbital 1% to 2V2, broad, convex. Gill openings equidistant, last 2 

 above pectoral. 



Scales minute, end in 3 or 4 points, with as many keels. 



First dorsal base nearer ventral than pectoral or behind inner hind 

 pectoral angle, front fin edge li/^ to 1% in head; second dorsal origin 

 above middle or hind end of anal base, length 2i/4 to 2% in head; 

 anal length 2 to 21/4 ; least depth of caudal peduncle 4% to 6^4 ; P^- 

 toral 11/2 to 1%, width 1% to 2 in its length; ventral length 2 to 21/0 

 in head ; caudal 2% to 314 in rest of body, subcaudal 1*^ to 2 in caudal 

 length. 



Gray brown above, belly and below whitish. Paired fins pale 

 below. 



Red Sea, Arabia, South Africa, India, Ceylon, Pinang, Singapore, 

 East Indies, Philippines, Siam, Indo China, China, Japan, Queens- 

 land. In the Queensland Museum 2 examples, 467 to 540 mm. ; 1.3958, 

 Pellew Group, W. E. J. Paradice. 



7910. Off Langao Point. February 7, 1909. Length, 750 mm. 



7930. Limbones Cove. February 1909. Length, 580 mm. 



U.S.N.M. No. 40029. Queensland. Australian Museum. Length, 340 mm. 



U.S.N.M. No. 47603. Red Sea. L. JM. McCorm.ick. Length, 620 mm. 



1 example. A.N.S.P. Baram, Borneo. Dr. Wm. H. Furness, Length, 416 mm. 



2 examples. A.N.S.P. Off Bombay, India. Prof. F. Hallberg. Length, 177 



and 198 mm, 



