Dendragapus, air-sacs, [201];
D. fuliginosus, [235];
D. obscurus, [235];
D. richardsoni, [235]
Dendrobates, [462]
Dendrocitta, [552], [553], [556]
Dendrocolaptidae, [469], [483] f.;
habits, [485] f.
Dendrocolaptinae, [457], [484] f.
Dendrocoptes, [462]