TESTACEA 



383 



A. violacea G. (Fig. 179, c). Test patelliform, violet-tinted; with 

 chlorophyllous corpuscles and grains; sluggish; 'average diameter 

 160m ; fresh water. 



Genus Zonomyxa Niisslin. Test rounded pyriform, flexible, 

 chitinous, violet-colored; endoplasm vacuolated, with chlorophyl- 

 lous particles; several nuclei; pseudo podia simple, not digitate; fresh 

 water. 



Fig. 179. a, Leptochlamys ampidlacea,. X330 (West); b, Cochliopodium 

 bilimbosum, X670 (Leidy); c, Amphizonella violacea, X270 (Greeff); 

 d, Zonomyxa violacea, X200 (Penard); e, f, Microcorycia flava, X240 

 (Wailes); g, h, Parmulina cyathus, X500 (Penard); i, Diplochlamys leidyi 

 X270 (Brown); j, Capsellina timida, X270 (Wailes); k, Chlamydophrys 

 stercorea, X670 (Wenyon). 



Z. violacea N. (Fig. 179, d). A single lobular pseudopodium with 

 acuminate end; 4 nuclei; diameter 140-160/^; actively motile forms 

 250m or longer; among sphagnum. 



