on gigantic tortoises of Galapagos and the Mascarene Islands, i. 289
on range of Indian reptiles in the Himalayas, i. 329
on identical Atlantiic and Pacific fishes, ii. [21]
on fresh-water fishes of Central America, ii. [54]
Gygis, ii. [365]
GYMNARCHIDÆ, ii. [449]
Gymnarchus, ii. [449]
Gymnetinæ, ii. [494]
Gymnobucco, ii. [306]
Gymnocephalus, ii. [103]