Red-backed, [535];

Wood-, [535];

Woodchat-, [534]

Shufeldt, on Cypselus melanoleucus, [421] n.

Sialia, [509], [510], [515], [517]

Sibia, [502]

Sibree, on Coua, [357] n.;

on Leptosoma, [379] n.

Sigelus, [355]

Sigmodus, [532]