C. capensis, [440], [441];

C. castanonotus, [441];

C. erythromelon, [441];

C. leucocephalus, [441];

C. leucotis, [441];

C. macrurus, [441];

C. nigricollis, [441];

C. striatus, [441]

Collar-bone, [8]

Collingwood, on Sooty Tern, [312]