132 BULLETIN 100, UNITED STATES NATIONAL MUSEUM 



ANALYSIS OF SPECIES 



a^. RHrzoPEiONoDON. Anal base length not more than twice second dorsal base. 



&\ First dorsal higher than long; short labial folds only at mouth angles. 



c\ Eye nearly midway between snout tip and pectoral ; anal base % in space 



to ventrals; anal wholly before second dorsal dumerilii 



(?. Eye midway between snout tip and second gill opening ; anal wholly 



before second dorsal jordani 



b^ First dorsal longer than high. 



d\ Depressed pectoral reaches beyond first dorsal origin; labial folds 

 moderate or well developed. 



e\ Labial folds elongate, nearly subequal, on both jaws vagatus 



e^. Labial folds moderate, less than % of jaws, present on both jaws 

 though lower little shorter. 

 p. Pectoral reaches about V^ in first dorsal base, hind inner angle 



opposite first dorsal origin walbeehmii 



f. Pectoral reaches middle of dorsal base, hind inner angle little 



behind first dorsal origin intermedius 



(i'. Depressed pectoral reaches only opposite first dorsal origin; labial 



folds short palasorrah 



a'. ScoLioDON. Anal base length more than twice second dorsal base length. 



sorrakowah 

 Subgenus Rhizopbionodon Whitley 



SCOLIODON DUMERILII (Bleeker) 



Carcharias {ScoUodon) dumerilii Bleekee, Act. Soc. Sci. Indo-Neerl., vol. 1, 

 No. 5, p. (8), 70, 1856 (type locality: Amboina) ; vol. 2, No. 7, p. 9, 1857 

 (Amboina). — Dumeril, Hist. Nat. Elasmobr., vol. 1, p. 344, 1865 (com- 

 piled). — Bleeker, Act. Soc. Sci. Indo-N6erl. (Batavia), vol. 8, p. 9, 1869 

 (Celebes). 



Carcharias (ScoUodon) dumerili Bleekee, Nederland. Tijdschr. Dierk., vol. 

 4, p. 115, 1874 (Chinese drawing). — Webee, Sihoga Exped., Fisehe, vol. 57, 

 p. 589, 1913 (Makassar). 



Carcharias dnmctilii Guntheb, Cat. Fishes British Mus., vol. 8, p. 359, 1870 

 (type) ; in Brenchley, Cruise Curacoa, p. 410, 1873 (Celebes). — Lunel, Mem. 

 Soc. Phys. Hist. Nat., 1881, p. 282 (Misol).— Ogilby, Cat. Fishes Australian 

 Mus., pt. 1, p. 1, 1888 (New Hebrides). 



ScoUodon dum^riUi Gasman, Mem. Mus. Comp. Zool., vol. 36, p. Ill, 1913 

 (Amboina). — Fowler, Hong Kong Nat., vol. 1, p. 84, 1930 (China) ; Proc. 

 4th (1929) Pacific Sci. Congr., Java, p. 494, 1930 (reference) ; Mem. Bishop 

 Mus., vol. 11, No. 5, p. 314, 1931 (reference). — Heeee, Journ. Pan-Pacific 

 Res. Inst., vol. 8, No. 4, p. 6, 1933 (Dumaguete) ; Fishes Herre Philippine 

 Exped. 1931, p. 11, 1934 (Dumaguete). — Fowlee, Mem. Bishop Mus., vol. 

 11, No. 6, p. 385, 1934 (New Hebrides). 



ScoUodon dumeriU Roxas and Maetin, Dept. Agr. Comm. Manila Tech. Bull. 6, 

 p. 13, 1937 (reference). 



Depth 11 in total length; head 6I/2, much broader than deep. 

 Snout twice mouth length; eye 3 times in preoral, pupil vertical 

 oval; preoral twice mouth length; labial folds short, in mouth angles; 

 teeth entire, oblique, curved; small, erect, median upper tooth; nos- 

 trils midway between snout tip and mouth angles, each with prom- 

 inent triangular valve. Last gill opening above pectoral. 



Lateral line distinct. 



