572 



Geuus COGIA, Gray, 1846. 

 Syn. Kogia, auct. ; Euphysetes, MacLeay (18-51). 



Upper teeth absent, or represented by a rudimentary anterior 

 pair embedded in the gum ; 9 to 13 lower teeth on each side, long, 

 slender, pointed, curved backwards, and coated with enamel. 

 Upper surface of cranium slightly concave, rostrum not longer 

 than cranial portion of skull. Mandibular symphysis less than 

 half the entire length of the rami. 



Vertebrae : C. 7, D. 13-14, L. & C. 30. All cervical vertebras 

 united. 



External form not unlike that of a porpoise. Head about one 

 sixth of the total length, obtusely pointed in front. Mouth small, 

 inferior, and considerably short of the end of the snout. Blowhole 

 crescentic, on top of head, but to the left of the median line and 

 anterior to the eyes. Pectoral fins obtusely falcate. A well- 

 developed dorsal fin. 



Several nominal species have been described, but all are probably 

 varieties of one. 



380. Cogia breviceps. The small Sperm-whale. 



Physeter breviceps, Blaino. Ann. Anat. Phys. ii, p. 337 (1838). 

 Kogia breviceps, Gray, Zool. Erebus $ Terror, p. 22 (1846). 

 Euphysetes grayii, Wall, Hist. New Sperm Whale, Sydney, p. 37 



Euphysetes macleayi, Krefft, P. Z. S. 1865, p. 708, figs. 

 Physeter (Euphysetes) simus, Owen, Tr. Z. S. vi, p. 30, pis. x-xiv 

 (1866) ; Elliot, ib. p. 171. 



Wongu, Telugu. 



Colour. Above shining black, growing paler below. 



Dimensions. An immature female, captured at Vizagapatam, was 



Fig. 186. Cogia breviceps. (From Elliot's figure.) 



7 ft. 2 in. long, from muzzle to dorsal fin 3 ft. 4 in., snout to pec- 

 toral limb 17 inches, length of pectoral 14, breadth of tail-flukes 

 22. The dorsal fin was 11 inches high and 1 foot long, the girth 

 in front of the dorsal 4 ft, 4 in. (Elliot, Tr. Z. S. vi, p. 172). The 



