The Mastigophora 16! 



Fig. 4. 35. A. Distiginopsis grassci HoUande, x2430 approx. (after H.). B. 

 Eutreptia viridis Perty, x240 (after Lenimennann). C. Astasia comma Pring- 

 sheim, x835 approx. (after P.). D. Menoidium cultellus Pringsheim, x500 ap- 

 prox. (after P.). E. Astasia dangeardii Lemmermann, x860 approx. (after 

 Pringsheim). F. Cryptoglena pigra Ehrl)g., xl300 (after Lemmermann). G. 

 Rhal)dnmouas incurva Presenilis, xl470 (after Hall). H. Astasia longa Pring- 

 sheim, x720 approx. (after P.). I. Astasia torta Pringsheim, x835 approx. 

 (after P.). J. Lepocinclis niarssoni Lemm., showing two lateral paramylum 

 bodies; xGOO (after L.). K, L. Pliacus pleurouectes (O. F. M.) Dujardin, dor- 

 sal surface and anterior end; chromatophores not shown; length, 40-lOOju: 

 schematic (after Allegre and Jahn). M. Menoidium obtusum Pringsheim, xr)00 

 approx. (after P.). N. Ascoglemi vaginicola Stein, with lorica; x412 (after 

 Lemmermann). O, P. Colacium vesiculosum Ehrbg., a budding multinucleate 

 sessile stage and a uninucleate stage; xl955 (after Johnson). Q. Distigma sen- 

 nii Pringsheim, x900 approx. (after P.). 



