GENUS, Hydrochelidon, Bote.
Bill rather long, slender, very gently arched on the culmen ; gonys with the ascending portion short ; tail short, slightly forked ; tarsus moderate ; feet not fully webbed.
Handbook to the Birds of the Bombay Presidency
Barnes, Henry Edwin. Handbook to the birds of the Bombay Presidency, 1885.
Title in Book: