Water-frog, [263], [268], [269]

Gage, on Triton viridescens, [129]

Galapagos Islands, tortoises of, [372], [377] f.

Galesaurus, [307]

Gampsosteonyx, [271];

G. batesi, [238], [240]

Gasco, on spawning of newts, [124]

Gastrechmia, [140], [141], [232]

Gastrocentrous vertebrae, defined, [282]

Gaupp, on frogs' respiration, [47] n.