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Keywords from Image Description:
A monograph of the Trochilid or family of hummingbirds Plate . THAUM AT AS Bl VLNTRIS Cewld ootid Michler dd lz Um vn ' ' ' Plate Illustration biodiversitylibrary org title Gould John Hullmandel Walton Richter Henry Constantine Walter Cohn NameFound Thaumatias albiventris Biodiversity Heritage Library monograph