Catalogue of the chelonians, rhynchocephalians, and crocodiles in the British museum (Natural history) British Museum (Natural History). Department of Zoology. creator Boulenger, George Albert 1858-1937 contributor text book London Printed by order of the Trustees 1889 1889 New ed. By George Albert Boulenger.
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ENG Chelonia (Genus) Crocodiles Rhynchocephalia QL645 .B8X https://www.biodiversitylibrary.org/bibliography/13541 1239817 01000075 10.5962/bhl.title.13541