Calothrax pulchra1860StillImageDrawing depicting: Calothorax pulcher -- Beautiful Hummingbird, Beautiful Sheartail, Colibrí oaxaqueño. Alternate name on piece: Calothrax pulchraGould, John , 1804-1881 (artist)Richter, Henry Constantine , 1821-1902 (artist)Preliminary sketch, color added.ku-gould:19909https://digital.lib.ku.edu/ku-gould/19909Gould 0277aOrnithologyOrnithological illustrationelectronicimage/tiffMonograph of the Trochilidae, or family of hummingbirds--https://digital.lib.ku.edu/ku-gould/6857--Ellis Aves H91This work is free of known copyright restrictions.