Mook, Charles Craig, 1887-1966.Mook, Gertrude Elizabeth.2005-10-062005-10-061940http://hdl.handle.net/2246/224310 p. ; 24 cm.Includes bibliographical references (p. 9-10).Introduction and historical summary -- The Nile crocodile and the genus Crocodylus -- The North American crocodile -- The Linnean species : Lacerta crocodilus -- The South American caimans -- Summary of determinations as announced in this paper.1347459 bytesapplication/pdfen-USQL1 .A436 no.1098, 1940CrocodiliansCrocodilianstext