This region includes Indian sub-continent Ceylon Burma Philippines. Formosa and Scathe China, form the North of this region Himalayas are present. On the West of it Arabian sea is present. In the South east corner physical boundary is absent This region includes 4 sub regions. This region shows tropical and temperate zones. In the North East Asia rain forest is present towards the west desert is present The remaining part shows plains and rivers hence this region show different types of conditions. Hence more vegetation is present and more fauna is seen.
The 4 sub regions are
1. Indian sub-region,
2. Ceylon sub-region.
3. Indo-China sub-region,
4. Indo-Malayan sub-region.
Indian Sub-Region: It includes North India and Central part. It starts from the root of Himalaya and extend up to Malabar Coast. This region shows plains and deserts. It shows temperate and tropical conditions.
In this region Antelopes, Peacock, Indian Bison, Black Elephant, Equas and some important snakes are present.
Ceylonian Sub-Region :- It includes Ceylon, Small Indian Peninsula. It shows Loris, Elephants, Equas, Rat, Bandicoots and Snakes.
Indo-China SubRegion :- It includes China south of Palaearctic region. It includes Gibbons, Lemurs, Rhinoceros, Salamanders, Disc tongued frogs are present.
Indo-Malayan Sub Region : It includes Malayan peninsula and surrounding Islands. This region supports 132 families of fauna Gibbon, Rhinoceros, Badger, Broad bills etc. are very common in this region.
Fauna of oriental region :- The fauna of Oriental region shows resemblances that of Ethiopian region. Hence some Zoogeographists have attempted to place Ethiopian and Oriental regions in PalaeoTropical region.
Fishes in oriental region :- Fish fauna of Oriental region will resemble that of Ethiopian region. Oriental fish fauna is dominated by Carps and Cat fishes.
Amphibians in oriental region:- Tailed Amphibians are very rare, only one genusis represented Tylptotriton verrucosus. Anura and Apoda Amphibians are more.
1. Rana species,
5. Discoblastidae nembers,
8. Gegenophis etc.
Reptiles in oriental region:- Many reptiles are seen in this region. This fauna Is dominated by lizards, snakes, turtles and Crocodiles.
2. Gecko (Flying Lizard),
4. Varanus (Indian Monitor Lizard),
9. Cobra etc., In this region Xenopeltidae, Uropeltidea forms are exclusive. -
Birds in orintal region:- In this region 66 families of Birds are included.
1. Honey Guides,
2. Wood Pecker,
3. Horn bill,
4. Pea- cock etc.
Mammals in oriental regions:-This region includes 30 mammalian families.
5. Aye-aye (Hyaena),
9. Great apes like Orangutan, Gibbon Gorilla, Chimpanzee Alirus (Himalayan Pander)
10. Camel etc.,
In this region tree Shrews, flying lemurs, Indian Bisons are exclusive.