PLATE 23.~Infusoria. 



Figure 



1. Acineria incurvata, Duj. 



2. Acineria acuta, D. 



3. Acomia vitrea, D. 



4. Acineta tuber osa, Ehr. 



ba.Podophryafixa, E. j bh, the same, or the Podojjhrya-stage of Vorticellal 



6. Actinophrys viridis, E. 



7a.Actinophrys Eichornii, E.; 7^, Actinophrys sol, E. 



8. Alyscum saltans, D. 



9. Amoeba diffluens, E. 9 a, expanded ; 9 ^, contracted. 



10. Amp)hileptus fasciola, E. 10a, dorsal view; 10 6, side view. • 



11. Ampkimonas dispar, D. 



12. Anisonema sulcata, D. 



13. Anthophysa Millleri, Bory, Duj. {Epistylis vegetans, E.) ; 13 a, entire organism; b, 



single body. 

 \4a.Arcella vulgaris, E., dorsal view; 14 b, Arcella aculeata, E., under view; 14 c, Arcella 



dentata, E., under view. 

 \ba.Aspidisca lynceus, E., under view ; 15 b. Asp. denticidata, E., side view. 



16. Astasia hcsmatodes, E. a, contracted; b, c, d, in different states of expansion. 



17. Astasia limpida, D. (A. pusilla, E.). a, expanded; b, altered in shape. 

 \^a.Bodo grandis, E. ; 18 b, c, Bodo socialis, E. 



19. Bursaria vernalis, E., under surface. 



20. Carchesium polypinum, E. 



21. Carchesium polypimim, E., separate body. 



22. Cercomonas acuminata, D. 



23. Cercomonas crassicauda, D. 



24. Various forms of Trachelomonas, arranged by Ehrenberg in the genera Trachelomonas, 



ChcBtoglena and Doxococcus. See Trachelomonas. 

 25a. Chcetomonas globulus, E. ; 25 b, Ch. constrictus, E. 



26. a, b, ChcBtotyphla armata, E. ; c, Ch. aspera, E. 



27. Chilodon cucullulus, E. a, under view; b, side view. 



28. Chilomonas granulosa, D. 



29. Chlamidodon mnemosyne, E., ventral surface. 



30. Chlamidomonas pulvisculus, E. {Diselmis viridis, J).), in various stages of development. 



31. Chlorogonium euchlorum, E. (upper and lower figure), in different stages of development. 



32. Colacium vesiculosum (left-hand fig.) ; C. stentorium, right-hand figure. 



33. Coleps hirtus, E. {a, after Ehr., b, after Duj.). 



34. Crumenula text a, D. 

 35a.Cryptoglena conica, E. ; 35 b, Cr. pigra, E. 



36a.Cryptomonas ovata, E. ; b, C. lenticularis, E. ; c, C. fusea, E. ; d, C. globulus, D. ; 



e, C. inaqualis, D. 

 3'Ja.Cyclidium distortum, D.; b, C. abscissum, D.; c and d, C. glaucoma, E. ; c, side view; 



d, dorsal view. 



38. Cyphidium aureolum, E. a, dorsal view ; in b, the expansion is seen. 



39. Difflugia proteiformis, E., a and b. 



40. Dileptus folium, D. 



41. Dinobryon sertularia,'E. 42. Dinobryon petiolatum, D. 



43. Diophrys marina, D. a. under view ; 6, side view. 



44. Discocephalus rotatorius, E. «, dorsal view; b, side view. 



45. Disoma vacillans, E. 



46. «, Distigma proteus, E. ; 6, D. viride, E. 



47. «5 Doxococcus ruber, E. ; 6, D. pulvisculus, E. 



48. Enchelys pupa,E. 49. Enchelys nodulosa,!). 



50. Epipyxis utriculus, E. 



51. a, Epistylis anastatica ; 6, single body of iJ. grandis. 



52. Ervilia legumen, D. {Euplotes monostylus, E.). a, under view ; Z>, side view. 



53. Euglypha tuberculata, D. 54. Euglypha alveolata, D. 

 55. Amblyophis viridis, E. 



