OUTLINE OF CLASSIFICATION 79 



Genus Isotricha 368 



Dasytricha 369 



Conchophthirus 369 



Buxtonella 369 



Order Z Heterotrichida 371 



Suborder 1 Gymnoheterotrichina 371 



Family 1 Plagiotomidae 371 



Genus Plagiotoma 371 



Nyctotherus 372 



Blepharisma 372 



Spirostomum 372 



Metopus 373 



Family 2 Bursariidae 374 



Genus Bursaria 374 



Balantidiuni 374 



Balantidiopsis 374 



Condylostoma 375 



Family 3 Stentoridae 375 



Genus Stentor 375 



Folliculina 377 



Cllmacostomum 377 



Family 4 Boveriidae 377 



Genus Boveria 377 



Family 5 Caenomorphidae 378 



Genus Caenomorpha 378 



Family 6 Epalcidae 378 



Genus Epalxis 378 



Pelodinium 379 



Discomorpha 379 



Saprodinium 379 



Suborder 3 Tintinnoinea 379 



Genus Tintinnidium 379 



Order 3 Oligotrichida 381 



Family 1 Halteriidae 381 



Genus Halteria 381 



Strombidium 381 



Family 2 Ophryoscolecidae 381 



Genus Ophryoscolex 381 



Entodinium 382 



Diplodinium 382 



Spirodinium 382 



Triadinium 382 



Cycloposthium 382 



Tripalmaria 382 



Tetratoxum 384 



Cochliatoxum 384 



Ditoxum 384 



