MUS. COMP. ZOO L. t-TBRARY — UNnKi\siTY OF Kansas Publications x\lusEu^f OF Natural History^'^'^ ^ -./ -y ^ Volume 17, No. 13, pp. 559-578, 3 pis. iT.ifelARVARD UNIVERSITY. Date, April 5, 1968 Descriptions of New Hylid Frogs From Mexico and Central America BY WILLIAM E. DUF.LLMAN University of Kansas Lawrence 1968
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