George Robert Gray
A List of the Genera of Birds: With Their Synonyma and an Indication of the Typical Species of Each Genus
George Robert Gray
Catalogue of the Specimens and Drawings of Mammals, Birds, Reptiles, and Fishes of Nepal and Tibet
John Edward GrayHand-List of Genera and Species of Birds, Distinguishing Those Contained in the British Museum
George Robert GrayThe Animal Kingdom Arranged in Conformity With Its Organization: Synopsis of the Species of the Class Mammalia, As Arranged ... by Cuvier and Other Na
John Edward Gray