494 



PROTOZOOLOCIY 



Fig. 228. a, Maupasella nova, X280 (C^pede); b, SchuUzellina mu- 

 cronata, X670 (C^pede); c, Hoplitophrya lumbrici, Xl40 (C^pede); 

 d, e, Radiophrya hoplites (d, X130; e, anterior end in profile, X300) 

 (Cheissin) ; f, Protoradiophrya fissispiculata, X330 (Cheissin); g, Mraze- 

 kiella intermedia, X210 (Cheissin); h, Mesnilella rostrata, X470 (Cheis- 

 sin); i, M. clavata, X290 (Penard). 



Genus Hoplitophrya Stein. Ovoid to ellipsoid; chitinous pro- 

 trusible attaching organella imbedded near anterior end; macro- 

 nucleus an elongate band; contractile vacuoles in 2 longitudinal 

 rows. Several species. 



H. lumbrici (Dujardin) (Fig. 228, c). About 200;u long; in in- 

 testine of Lumhricus terrestris. 



Genus Radiophrya Rossolimo. Elongate; attaching organella 

 composed of arrowhead, tooth and ectoplasmic fibrils. Many 

 species. 



R. hoplites R. (Fig. 228, d, e). 100-1000^ long; in intestine of 

 Lamprodrilus, Teleuscolex, Styloscolex and other oligochaetes. 



