PORPOISES AND DOLPHINS 



317 



Fig. 83. — Hcaviside's Dolphin (Ccphalorhy ncluts hcavisidci). 



Fig. 84. — Hector's Dolphin (Cephalorhynclius hcctori). (After Van Beneden 



Fig. 85. — Commerson's Dolphin (Cephalorhynchus commersonii). 



