

FIG. 33. Three closely related species of Cyclops. A. Cyclops 

 distinctus. B. Cyclops fuscus. C. Cyclops albidus, probably 

 a hybrid between the other two. All the specimens shown 

 are females. The median eye is well seen. (After Neubaur.) 

 1. Antenna. 2. Antennule. 3. Egg-sac. 4. Caudal filaments. 



