Trogon ambiguus, [442];

T. gallicus, fossil, [445];

T. mexicanus, [443];

T. surucura, [443]

Trogones, [376], [441]

Trogonidae, [441] f.;

habits, [442] f.

Tropic-bird, [70], [72], [73];

habits, [72] f.

Tro-tro, [223]