Inhab. Indian Ocean; Bengal; Cape of Good Hope; Japan.
Schlegel (Fauna Japonica, Mammalia, tab. v.) gives a detailed figure of the skull, the dorsal vertebræ, the chest-bone, and the fore limb of this animal.
B. Pectoral fin low down on the side of the body. The second and third fingers very long, of nine or twelve phalanges (cf. [p. 63]).
Family 11. GRAMPIDÆ.
Head rounded; forehead rather convex. Teeth conical; of upper jaw early deciduous, of lower jaw only in the front over the short symphysis. Dorsal fin low, rather behind the middle of the back. Pectoral fins ovate, elongate. Skull depressed, with the lateral expansions horizontal, rather thickened and bent up over the orbit and slightly dilated and bent down over the notch. Intermaxillaries dilated, swollen in front of the blower. Atlas free; rest of cervical vertebræ and dorsal processes united. The arm-bones short. Two middle fingers elongated, subequal, of eight or nine phalanges; the other fingers very short, of two or three phalanges. The breast-bone single, broad in front.
1. GRAMPUS.
Grampus, Gray, l. c. pp. 230, 295, 393; Synops. Whales & Dolph. p. 9.
† Triangle in front of the blowers elongate, produced in front over the vomer. Bladebone triangular, the height about two-thirds the width. Beak of skull narrow, more contracted for two-thirds of its length.
1. Grampus Rissoanus.
Grampus Rissoanus, Gray, Cat. Seals & Whales, p. 298; Gervais, Ostéog. Cét. t. 54. figs. 1-6; Murie, Journ. Anat. & Physiol. 1870, v. p. 129, t. 5 (good).