SIWALIK AND NARBADA EQUIDiE. 
5—71 
10. Hippotherium venustum (Leidy.). N. America; (?) pleistocene. 
Eipparion venustum (Leidy). 
Gentjs II: EQUUS, Linne. 
Synonyms — Asinus (Gray), Hippidion (Owen), Hippoideum (Lund), Hippotigris 
(H. Smith), Zebra (Aldrov). 
1. Eqtjus arcidens (Owen). S. America; pleistocene. 
Hippidion arcidens (Owen). 
2. Eqtjus argentinus (Burmeister). S. America; pleistocene. 
3. Equus asinus (Linne). Old world; recent and pleistocene. 
Asinus vulgaris (Gray). Equus asinus europeus (Sanson). 
Equus asina (Fleming). ,, }} fossilis (Owen) . 
> „ asinus africanus (Sanson). 
4. Equus burchelli (Bennett). 
Asinus burchelli (Gray). 
Equus montanus (F. Cuv.). 
„ zebra (Burehell). 
5. Equus caballus (Linne). Old World and (?) N. America 1 ; recent, pleisto- 
cene, and upper pliocene. 
S. Africa ; recent. 
Equus zelroides (Lesson) . 
Hippotigris lurclielli (H. Smith). 
Equus adamiticxis (Schloth.). 
,, antiquorum (Gesner). 
„ brevirostris (Kaup). 
„ caballus fossilis (Baer). 
„ ? devillei (Gervais). 
„ ferns (Pallas) . 
„ juvillacus (Bravard). 
,, fossilis (Meyer). 
„ ? f rater nns (Leidy) . 
6. Equus conversidens (Owen). S. America 1 ; pleistocene. 
7. Equus curvidens (Owen). S. America; pleistocene. 
8. Equus hemionus (Pallas). Central Asia; recent. 
Equus magnus (Bravard). 
„ ? micrognathus (Gervais). 
„ minutus (Dub. and Jacm.) 
„ ? piscenensis (Gervais). 
„ plicidens (Owen). 
„ ? priscus (Eichwald). 
„ robustus (Pomel) . 
„ spelceus (Owen). 
Asinus equioides (Hodgson) . 
„ equuleus (H. Smith). 
„ hemionus (Gray) . 
„ hippargus (H. Smith). 
„ lciang (Gray). 
9. Equus major (De Kay). N. America ; (?) pliocene. 
Equus americanus (Leidy) . Equus complicatus (Leidy) . 
1 The introduced American and Australian horses are not noticed here. 
Asinus polyodon (Hodgson) . 
,, ? hemippus (?) 
Equus lciang (Mooreroft) . 
„ onager (Eversman). 
„ varius (H. Smith in part). 
