i62 Roosevelt Wild Life Bulletin 



Pig. 



I 



Pigs. 



^-i 



Fig. 



4 



Fig. 



5 



Fig. 



6 



Fig. 



7 



Fig. 



8 



Fig. 



9 



Figs. 



IO-I2 



Fig. 



13 



Fig. 



14 



Fig. 



15 



Plate 8. PLA^-KTO^" Algae of Palisades Paek 



(All figures x 68o) page 



Oocystis lacustris 141 



Nephrocytium Agardhianum 141 



Tetraedron muticum 141 



Tetraedron trigonum. 141 



Tetraedron trigonum var gracile 141 



Tetraeiron regulars var. incus. 141 



Tetraedron regulars var. torsum 141 



Tetraedron gracile 141 



Tetraedron lohulatum 141 



Tetraedron lohulatum var. polyfurcatum • 141 



Tetraedron limneticum 141 



Tetraedron planctonicum 141 



