MAMMALIA. CETE. 26. Delphinus. \% 



55. Ph. Microps. Upper-jaw longer than the lower : back 

 with a long dorsal fin. 



Small-eyed Cachalot. Shaw Zool. 2. p. ,502. 



Body from 70 to 100 feet long, blackish above, whitish beneath : 

 head large, nearly half the length of the body : eyes very small : 

 teeth thick sharp, curved or straight: spiracle in the middle of the 

 front: dorsal-fin pointed like a spine. 



56. Ph. Tursio. Teeth flat at the tips : back with a very 

 long erect fin. 



High-finned Cachalot. Perm. 3. p. 64. Shaw 2. p. 503. 



Body growing to 100 feet long : teeth slightly beat, comprefsed at 

 the sides : spiracle placed in front ; dorsal-Jin extremely long point- 

 ed, erect, resembling the mast ofa-ship. 



57. Ph. bidens. With a single tooth each sice in the lower 

 jaw : back with a single fin. 



Two-toothed Cachalot. Sow. Brit. Miscel. l.tab. 1. 



Body 16 feet long, 11 in circumference, black above, nearly white 

 below, with white vermicular streaks in every direction : snout 

 long, pointed, nearly of equal thicknefs its whole length : lower-jaw 

 blunt, longer than the upper : upper-jaw pointed, let into the lower 

 by imprefsions corresponding with the teeth : mouth 1 foot 6 inches 

 long: tongue smooth, vascular, small : eyes small, 6 inches behind 

 the mouth : spiracle lunate, the ends pointing forwards: dorsal-Jin 

 shorter than the pectoral.. 



26. DELPHINUS. Dolphin. 



58. D. Phocccncu Body, somewhat conic, with broad back: 

 snout suddenly sloping, rather obtuse. 



Porpefse. Shaw Zool. 2. tab. 229. 230. 231.- 



Body 6 or 7 feet long, bluish-black above, white beneath: head 

 sloping suddenly and rather obtuse : eyes very smali : spiracle be- 

 tween the eyes, semilunar, with the ends pointing forwards : teeth 

 small, rather sharp, about 46 in each jaw : tongue Hat rounded, cre- 

 nate on the edge : pectoral-fins placed near the belly : dorfal-fin 

 straight, triangular, rather beyond the middle of the body. 



59. D. Delphis. Body oblong, rather cylindrical: snout 

 long, narrow, soniewhat pointed. 



Dolphin. Shaw Zool. 2. U 229. Joust: pise. t. 43. 



Body 8 to 10 feet long, rather convex on the back, black above, 

 whitish beneath : snout long, nearly of the same thicknefs its whole 

 length, pointed, with a broad transverse projection of the skin on 

 its upper part : mouth very long : teeth conic, pointed, a little in- 

 curved, 21 in the upper-jaw, 19 in the lower, locking into each 

 other : pectoral-fins placed very low; dorsal-Jin a little falcate, acute, 

 rather beyond the middle of the body: Jp iracles in middle of the head. 



60. D. Orca. Body thick: snout spreading upwards: 

 teeth obtuse. 



Grampus. Shaw Z00L tab. 232. 



Body 18--25 feet long, very thick, black on the back, with a large 

 white spot on each shoulder, marbled on the sides with black and 

 white, snow-white on the belly : head abrupt : nose flat, turned up 

 at the end : lower-jaw much wider than the upper : teeth 30 in each 

 jaw, the front ones slenderer and more obtuse : spiracle flat, of 2 

 cells, on the top of the neck : pectoral-fins very broad : dorfal-fin 

 acute, 5 or 6 feet long. 



61. D. bidens. With 2 teeth in the front of the upper-jaw. 



Bottle-nose Whale. Hunt. Pkilos. tnuis. 77. tab. 19. 



Body 21 feet long, resembling the Dolphin, but the snout is much 

 shorter : front bulging out very much : teeth only 2, placed in front 

 of the upper-jaw : pectoral and dorsal-fins very small, the latter^ 

 placed near the tail. , 



S3. 



