C. minuta, [340];

C. passerina, [340];

C. rufipennis, [340];

C. talpacoti, [340]

Columbinae, [325] f., [342]

Columbula picui, [340]

Coly, [439] f.;

Cape, [440], [441]

Colymbi, [49]

Colymbidae, habits, [51] f.;