It.Dinobryon 12.Syncry (>>a 13. Anrho^hysa 14. Rhododendron 



Fig. 13. —Various forms of Mastigophora. In 2, flagellate (a) and amceboid (b) 

 phases are shown; in j, flagellate (a) and heliozoan (d) phases; in 8 are shown 

 two stages in the ingestion of a food particle (_/"); chr, chromatophores; 

 c. vac, contractile vacuole; f, food particle; g, gullet; nu % nucleus; /, lorica; 

 p, protoplasm; Per, peristome; v. i, vacuole of ingestion. (Mostly from Biit- 

 schli's Protozoa, after various authors.) 



37 



