

H.Dinobryon 12,Syncry |>fra 13.AnrhoJ)hysa W,Rhij>idodendron 



Fig. 37. Various forms of Flagellata. 2, 6-8, 10, 13, 14, Protomastigaceae ; 11, 12, 

 Chrysomonadaceae ; 9, Cryptomouadaceae ; 1, 3, Euglenaceae ; 4, Pantostomata : note 

 branched stalk in 13 ; branched tubular theca in 14 ; distinct thecae in 11 ; stalk 

 and theca in 10. In 2, flagellate (a) and amoeboid (b) phases are shown ; in 5, 

 flagellate (a) and Heliozoan (b) phases l ; in 8 are shown two stages in the ingestion 

 of a food particle (/) ; chr, plastoids ; c.vac, contractile vacuole ; /, food particle ; 

 g, gullet ; I, theca ; om, nucleus ; p, protoplasm ; per, peristome ; v. i, vacuole of 

 ingestion. (From Parker and Haswell, mostly from Butschli's Protozoa.) 



1 Dimorpha is now referred to Heliozoa (p. 70). 



