Fig. 38. Chrysomonadina. A, ChrysamoSa radians in the flagellate phase, 

 X 1250. Ai, The same in the amoeboid phase. B, Ochromonas sp., x iioo. 

 C, Dinobryon sertularia, x 750. D/' Flant" oi Hydrurus. Dj , Tip of a branch 

 of the same. D2 , Flagellate stage (" s warmer ") of Hy drums. E, Syracosphaera 

 pulchra, x 2000. F, Distephanus speculum, x 800. After various authors, 

 with modifications, cph. chromatophore ; cth. coccolith; leu. leucosin; 

 nu. nucleus. 



