[171] Compare this with the Deer with the one-spiked antler in the picture heading.
[172] In the African elephant; in the Indian they are smaller, and the female has none.
[173] Mustelus.
[174] Herpestes.
[175] Canis lupus.
[176] These are united in one family, the Canidæ or Dog family; but this name is unfortunate, as there are no original wild dogs, only those which have run wild from man. Dogs are now almost certainly shown to be descended from wolves and jackals.
[177] Thalassarctos (ursus) maritimus.
[178] Trichechus rosmarus.
[179] Plantigrade.
[180] Enhydra marina.