356 



HANDBOOK OF PROTOZOOLOGY 



Orthodon hamatus Gruber (Fig. 153, i). Length about 150 

 to 180 microns. In salt water. 



Fig. 153 a. Chilodon cucullulus. X200 (After Stein). 



b. C. vorax. X150 (After Stokes). 



c. C. caudatus. X750 (After Stokes). 



d. C.fluviatilis. X 600 (After Stokes). 



e. C. cypfini. X500 (After Moroff). 



f. Nassula aurea. X90 (After Biitschli). 



g. iV. microstoma. X500 (After Calkins). 



h. Opisthodon niemeccensis. XlOO (After Stein), 



i. Orthodon hamatus. X 120 (After Entz). 



j. Dysteria lanceolata. X400 (After Calkins), 



k. Phascolodon vorticella. X250 (After Stein). 



I. Scaphidiodon navicula. XlOO (After Stein), 

 m. Trochilia palustris. X300 (After Stein). 



n. Aegyria oliva. X165 (After Entz). 



