BREEDING HABITS OF AMPHIBIA 



33 



FROGS 



OVIPOSITION IN HYLA CRUCIFER 



(Drawings by Mr. Sidney Aberman) 



a. Normal amplexus of Hyla andersonii; b. First phase of oviposition; 

 c. Second phase of oviposition; d. The back depression release mech- 

 anism. 

 (From Aronson 1943: Copeia 4:236 - Drawings by Mr. Sidney Aberman) 



