Homing of turtles, instances of, [386]

Homoeosaurus pulchellus, [292]

Homopholis, deserticolous, [493]

Homothermous, defined, [68]

Hoplocephalus curtus, [634]

Hoplurus, [528];

geographical distribution, [501]

Horned Toad = Ceratophrys, [215] f., [216], [217]

Horned Viper, [640], [641]

Horny nail, on tail of Chelonia, [328]