2 I O ^ TEIWS CLASS I PICA TOR Y S YSTEM. 



F. STEIN, 'Organismus der Infusionsthiere,' Heft 2, 1867. 



Class II. CILIATA. 



ORDER I. HOLOTRICHA. 



Family i. OPALININA : Opalina, Hoplophrya, Anoplophrya, Haplophrya (Disco- 

 phrya). 



2. TRACHELINA : Amphilcptus, Loxophylhnn, Loxodes, Trachelius, Dileptus. 

 3. ENCHELINA : Trachelophyllum, Trachcloccrca, Phialina, Lacrymaria, Enchc- 



lyodon, Enchelys, Coleps, Plagiopogon, Perispira, Urotricha, Actinobolus, 



Holophrya, Prorodon. 



4. PARAMUECINA : Sub-Fam. a, Paramaecina : Cyrtostomum, Nassula (Lio- 

 siphon, Cyc/ogramma,Acidophorus),Parama:aiim, Colpoda, Ptychostomnm, 

 Conchophthirus , Isotricha. Sub-Fam. b, Leucophryina : Colpidium, 

 Leucophrys, Panophrys. 



5. CINETROCHILINA : Ophryoglena, Glaucoma, Cinetrochilum, Pleurochili- 

 dium, Trichoda, Cydidium, Plagiopyla, Pleuronema, Lembadion. 



ORDER II. HETEROTRICHA. 



i. BURSARINA : Plagiotoma, Metopus, Nyctotherus, Balantidium, Bursaria, 



2. STENTORINA : Freia, Stentor. 



3. SPIROSTOMEA : Climacostomum, Spirostomum, Blepharisma, Condylostoma. 



ORDER III. HYPOTRICHA. 



i. PERITROMINA : Peritromus. 



2. CHLAMYDODONTA : Chilodon, Opisthodon, Trichopus, Phascolodon, Chlainy- 

 dodon, Scaphidiodon. 



3. ERVILIINA (Duj.) : Huxleya, Trochilia, Ervilia (Dysteria, Iduna). 



4. ASPIDISCINA (Ehr.) : Aspidisca. 



5. EUPLOTINA (Ehr.) : Uronychia, Styloplotes, Euplotes. 



6. OXVTRICHINA : Urostyla, Epidintes, Kerona, Stichotricha, Uroleptus, 

 Gastrostyla, Pleurotricha, Onydiodromus, Stylonychia, Oxytricha, Psilo- 

 tricha. 



ORDER IV. PERITRICHA. 



i. HALTERINA (C. & L.) : Strombidium, Halteria. 



2. TINTINNODEA (C. & L.) : Tintinnopsis, Tintinnus. 



3. CYCLODINEA : Mesodinium, Didinium, Urocentrum. 



4. GYROCORIDA : Gyrocorys. 



5. URCEOLARINA: Trichodinopsis, Trichodina, Urceolaria. 



6. VORTICELLINA (Ehr.) : Astylozoon, Gerda, Scyphidia, Vorticdla, Carche- 

 sium, Zootfiamnium, Epistylis, Opercularia. 



7. OPHRYDINA (Ehr.) : Ophrydium, Vaginicola, Cothurnia, Lagenophrys. 



8. SPIROCHONINA : Spirochona. 



9. OPHRYOSCOLECINA : Entodinium, Ophrycscolex. 



