A Review of the Middle American Tree Frogs of the Genus Ptychohyla

by William Edward Duellman

P. leonhardschultzei

(UMMZ Tape No. 525), (D)

P. schmidtorum chamulae

(KU Tape No. 52), (E)

P. ignicolor

(UMMZ Tape No. 526).

P. spinipollex ([Pl. 11A]).—One long note is repeated at intervals of 45 seconds to four minutes and has an average dominant frequency of 4300 cycles per second.

P. euthysanota ([Pl. 11B]).—One long note is repeated six to nine times at intervals of 2.7 to 3.4 seconds and has an average dominant frequency of 3070 cycles per second.

P. leonhardschultzei ([Pl. 11C]).—One long note is repeated once after 10 to 13 seconds and has an average dominant frequency of 2750 cycles per second.

P. schmidtorum ([Pl. 11D]).—The complete call consists of one short series of notes alternating with two long series. Numbers of notes per series in one individual having a typical call were 5-8-8-3-9-9. The average dominant frequency of notes in the short and long series alike is 3400 cycles per second.