COMPENDIUM OF GENERIC DISTINCTIONS. 



795 



Genus. As tin us. 



Tail with long hair only at extremity. Hind-leg 

 without inner wart. Neck maned. 

 Habitat. All the Old World. 



Teeth I. 



Family. 



Feet either ungulate, or furnished with flat and 

 angular nails. Molars in both jaws, with very 

 broad crowns ; incisors and canines sometimes 

 absent. Skin mostly very thick, and generally with 

 scanty hair. 



Sub-family. Elephanttna. 



I i 



- , very long and projecting Can- 



o o 



ines none Molars extremely long, with elongated 

 crowns. Nose produced into proboscis. Feet with 

 five toes. 



Genus. Elephas. 



2 2 

 Teeth. M. - , formed of a series of laminae, 



2 2 



succeeding each as they are worn. 

 Habitat. Asia and Africa. 



Sub-family, Tapirlna. 



Incisor, canine, and molar teeth in both jaws. 

 Three or four toes on fore-feet, three on hind-feet. 

 Nose developed into a small proboscis. 



Genus. Tapfrus. 



Teeth. I. 



33 



C. 



i i 



P. 



44 



M 3 " 3 



M. - 42, 



33 



33 i i 33 _ , 

 Fore-feet with four toes. Tail very short. 

 Habitat. Asia and America. 



Sub-family* Suina. 



Feet mostly with four toes, hinder feet sometimes 

 with three toes. Nose abruptly truncated, not 

 forming proboscis. Tail short, or almost absent. 



Genus. Sus. 



33 22 

 Teeth. I. , or , lower incisors directed 



33 33 



forward. Canines of lower jaw directed upward. 

 Molars with tubercles. 



Feet with four toes. Tail short. 



Habitat. Nearly the whole world. 



6Vwj-. Phacochoerus. 



33 5 5 



Teeth. Molars with , or , according to 



33 55 

 age. Canines very large. A large wart under each 



eye. 

 Habitat Africa. 



Genus, Dico'tyles. 

 22 66 



Teeth. I. , M. , with tubercles. Upper 



33 66 



canines directed downward, and not projecting. 

 Tubercle for tail. Hind-feet with three toes. Odor- 

 iferous gland in back. 



Habitat. Brazils. 



Subfamily. Rhhwerina. 

 Teeth. Canines none, molars mostly 



77 



77 



One 



or more " horns " on nose and forehead. Feet with 

 three toes. Skin very thick, and hanging in folds. 



Genus. Rhin6ceros. 



Upper lip rather extensile, and very mobile. 

 M Horn " composed of aggregated longitudinal 

 fibres. 



Habitat. Asia and Africa. 



Genus. Hyrax. 



Teeth. I. 



i I 



canines none, molars six or seven 



2 2 



on each side of each jaw. Fore-feet with four toes, 

 hind with three. Hoofs small and flat, somewhat 

 resembling claws. Tubercle for tail. 

 Habitat. Asia and Africa. 



Sub-family. Hippopotamtna. 



2 2 



Teeth. I. ,the two lower projecting forward. 

 2 2 



6-6 



Canines large. Molars in adult . 



66 

 Feet with four toes. Short hoofs. Tail short. 



Genus. Hippopotamus (as the Sub-family). 

 Habitat. Southern Africa. 



Order. EDENTATA. 



Teeth. None in forepart of jaws, sometimes 

 wholly wanting. When present they are not enam- 

 elled, and are rootless. Feet furnished with strong 

 curved claws. 



Family. D ASY PID^B. 



Teeth, when present, small and similar. Head 

 produced and snout long and narrow. 



Sub-family. Manlna. 



Teeth none. Body and tail covered with horny, 

 sharp-edged scales, overlapping each other. Tongue 

 round, and very long. Tail long. 



Genus. Manis (as the Sub-family). 

 Habitat. Asia and Africa. 



Sub-famil^, Dasypfna. 



Teeth small and cylindrical, rootless in both jaws. 

 Body covered with rows of scales, arranged in 

 bands ; hair between the scales and bands. 



Genus. Dasypus. 



Feet with five toes. Tail short. Body very 

 convex. 

 Habitat. South Amtrica. 



Sub-family. Myrmecophagtna. 



Teeth none. Body covered with thick, coarse 

 hair. Tail long. 



