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HANDBOOK OF PROTOZOOLOGY 



Fig. 170 a. Epistylis plicatilis. X 150 (After Stein). 



b, c. Ophrydium sessile. (After Kent), b, an entire colony, 

 natural size; c, a colony more magnified (X50). 



d. Opercularia stenostoma. XlOO (After D'Udekem). 



e. Gerda vernalis. X 120 (After Stokes). 



f. Scyphidia constricta. X270 (After Stokes). 



g. Glossatella tintinnahulum. X300 (After Kent), 

 h. Rhabdostyla vernalis. X240 (After Stokes). 



i. Astylozoon fallax. X 125 (After Engelmann). 

 Hastatella aesculacantha. X380 (After Jarocki). 

 Cothurnia crystallina. X200 (After Calkins). 

 C. nodosa. X350 (After Calkins). 

 Vaginicola crystallina. XlOO (After Kent). 

 Lagenophrys ampulla. X150 (After Stein). 

 Licnophora macfarlandi. X625 (After Calkins). 

 Spirochona gemmipara. X225 (After Hertwig). 



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