PHYTOMONADINA 



221 



P. phacoides K. (Fig. 97, c). Leaf -like; rotation movement; up to 

 IOOm long; in standing fresh water. 



Genus Sphaenochloris Pascher. Body truncate or concave at flagel- 

 late end in front view; sharply pointed in profile; 2 flagella widely 

 apart; chromatophore large; pyrenoid; stigma; contractile vacuole 

 anterior; fresh water. 



S. printzi P. (Fig. 97, d). Up to 18m by 9/x. 



Genus Korschikoffia Pascher. Elongate pyriform with an undu- 

 lating outline; anterior end narrow, posterior end more bluntly 



Fig. 97. a, Coccomonas orbicularis, X500 (Stein); b, Chlorogonium 

 euchlorum, X430 (Jacobsen); c, Phyllomonas -phacoides, X200 (Kor- 

 schikoff); d, Sphaenochloris printzi, X600 (Printz); e, Korschikoffia 

 guttula, X1670 (Pascher); f, Furcilla lobosa, X670 (Stokes); g, Hyalo- 

 gonium klebsi, X470 (Klebs); h, Polytoma uvella, X670 (Dangeard); 

 i, Parapolytoma satura, X1600 (Jameson); j, Trichloris paradoxa, X990 

 (Pascher). 



rounded; plastic; chromatophores in posterior half; stigma absent; 

 contractile vacuole anterior; 2 equally long flagella; nucleus nearly 

 central ; salt water. 



K. guttula P. (Fig. 97, e). 6-1 0/z by 5m ; brackish water. 



Genus Furcilla Stokes. U-shape, with 2 posterior processes; in 

 side view somewhat flattened ; anterior end with a papilla ; 2 flagella 

 equally long; 1-2 contractile vacuoles anterior; oil droplets; fresh 

 water. 



F. lobosa S. (Fig. 97,/). 11-14^ long; fresh water. 



Genus Hyalogonium Pascher. Elongate spindle-form; anterior end 

 bluntly rounded; posterior end more pointed; 2 flagella; protoplasm 



