Snake, at great elevation in Himalayas, i. 220
Snakes, classification of, i. 99
Eocene, i. 165
large proportion of venomous species in Australia, i. 396
of New Zealand, i. 457
distribution and lines of migration of, ii. [547]
Snipes, ii. [353]
Society Islands, birds of, i. 443
Socorro, zoology of, ii. [60]
Soft-tortoises, ii. [409]