WRIGHT 



PLATE VI 



1. Egg-masses of Rana sylvatica, both masses globular; upper mass not fully expanded. 



2. Egg-mass of Rana pipiens, plinth-like, not globular, as in Figs. 1 and 4. 



3. Egg-mass of Chorophilus triseriatus. Several such bunches laid by one female. 



4. Egg-masses of Rana palustris. Globular mass, frequently in tiers. 

 5- Egg-mass of Rana clamata. A surface film among vegetation. 



