591.9726 Pea C Pearse, Arthur Sperry, 1877- The cenotes of Yucatán; a zoological and hydrographic survey, by A.S. Pearse, Edwin P. Creaser, F.G. Hall and the following collaborators: J. Bequaert, H.B. Hungerford [and others] [Washington] Carnegie Institution of Washington, 1936 2 p. 1., 304 p. incl. illus., tables. diagrs. plates. 29 x 23 cm. (Carnegie Institution of Washington. Publication nº 457) Contiene bibliografía.