the lapse of time in the peculiar
relations of a large proportion of the Formosan animals, which show that a
great change in the distribution of Asiatic species must have taken place
since the separation of the island from the continent. Before pointing
these out it will be advantageous to give lists of the mammalia and
peculiar birds of the island, as we shall have frequent occasion to refer
to them.

LIST OF THE MAMMALIA OF FORMOSA. (The peculiar species are printed in
italics.)

1. _Macacus cyclopis._ A rock-monkey more allied to _M. rhesus_ of
India than to _M. sancti-johannis_ of South China.
2. _Pteropus formosus._ A fruit-bat closely allied to the Japanese
species. None of the genus are found in China.
3. Vesperugo abramus. China.
4. Vespertilio formosus. Black and orange Bat. China.
5. Nyctinomus cestonii. Large-eared Bat. China, S. Europe.
6. _Talpa insularis._ A blind mole of a peculiar species.
{403} 7. Sorex murinus. Musk Rat. China.
8. Sorex sp. A shrew, undescribed.
9. Erinaceus sp. A Hedgehog, undescribed.
10. Ursus tibetanus. The Tibetan Bear. Himalayas and North China.
11. _Helictis subaurantiaca._ The orange-tinted Tree Civet. Allied to
_H. nipalensis_ of the Himalayas more than to _H. moschata_ of
China.
12. Martes flavigula, var. The yellow-necked Marten. India, China.
13. Felis macroscelis. The clouded Tiger of Siam and Malaya.
14. Felis viverrina. The Asiatic wild Cat. Himalayas and Malacca.
15. Felis chinensis. The Chinese Tiger Cat. China.
16. Viverricula malaccensis. Spotted Civet. China, India.
17. Paguma larvata. Gem-faced Civet. China.
18. _Sus taivanus._ Allied to the wild Pig of Japan.
19. Cervulus reevesii. Reeve's Muntjac. China.
20. _Cervus pseudaxis._ Formosan Spotted Deer. Allied to _C. sika_ of
Japan.
21. _Cervus swinhoii._ Swinhoe's Rusa Deer. Allied to Indian and
Malayan species.
22. _Nemorhedus swinhoii._ Swinhoe's Goat-antelope. Allied to the
species of Sumatra and Japan.
23. Bos chinensis. South China wild Cow.
24. Mus bandicota. The Bandicoot Rat. Perhaps introduced from India.
25. Mus indicus. Indian Rat.
26. _Mus coxinga._ Spinous Country-rat.
27. _Mus canna._ Silken Country-rat.
28. _Mus losca_. Brown Country-rat.
29. Sciurus castaneoventris. Chestnut-bellied Squirrel. China and
Hainan.
30. Sciurus m