PLATE 40.— Various Objects. 



Figure 



1. Mixtures of oil and water (Intr. p. xxxii). «, water in oil ; h, c, oil in water. 



2. Oceania cruciata (Acaleph^), epidermis of. 



3. Oceania cruciata. a, h, stinging capsules with filament included ; c, d^ with 



filament expelled. 



4. Diphyes Kochii (Acaleph^) ; organs of adhesion upon tentacles. 



5. Oceania cruciata, portion of margin of disk slightly magnified, a, ovary ; 



6, muscular bundles ; c, transverse vessel coming from the stomach ; d, mar- 

 ginal vessel; e,fy tentacular filaments; g, auditory organs. Fig. 5* sperma- 

 tozoa. 



6. Infusorial embryos of Ac ALE PH^. 



7. 8, 9, 10. The same, further developed. 



11. Epidermis of T?iton cristatus (water-newt). 



12. Ciliated epithelium from frog's throat. 



13. apiculosa "^ Alder's animalcules, considerably magnified (Alderia). 



14. ovata }■ This generic name being already in use, cannot be re- 



15. pyriformisj tained. 



16. HcemochariSy epidermis of. ^ 



17. Hcemocharis \ transverse section of muscular fibres. j 



18. Hcemocharis ; muscular fibre, showing the sarcolemma. )>(Annulata.) 



19. Hcemocharis -y margin of cephalic disk, with branching mus- | 



cular fibres c ; and a, b, d, glands and ducts. J 



20. Aphrodita aculeata, hair of, treated with potash. 



21. Blood-corpuscles, human, a, d, surface view at different foci; c, side or edge 



view ; b, colourless or lymph-corpuscle ; e, coloured corpuscles altered, either 

 spontaneously or by mixture with foreign matters, as urine, &c. 



22. Blood-corpuscles of the goat {Capra hircus). 



23. „ „ whale {Balcend). 



24. „ „ ostrich (Struthio). 



25. „ „ pigeon (Columba). 



26. „ „ stickleback (Gasterosteus acideatus). 



27. „ „ loach (Cobitis fossilis) ; b, colourless corpuscle. 



28. ,, „ frog {Rana tetnporaria) ; 6, colourless corpuscle ; c, d, 



the same, altered by water. 



29. „ „ triton (Triton cristatus) ; b, colourless corpuscle ; c, d, 



e, fy altered coloured corpuscles. 



30. ,, „ Siren ; 6, colourless corpuscle. 



31. „ ,, crab (Carcinus). 



32. „ „ spider (Tegenaina domesticd). 



33. ,, „ cockroach {Blatta orientalis). 



34. „ „ vfoxm. {Lumbricus terrestris). «r, corpuscle partly drawn 



out, as occurs with the bodies of some Infusoria. 



35. „ „ garden-snail {Helix aspersa). 



36. „ „ human, coloured, undergoing division. 



37. Blood, human, in coagulation ; b, colourless corpuscle. 



38. Cartilage of the ear of a mouse ; the fat is partly removed from the cells. 



39. Cartilage of human rib. 



40. Cartilage of human epiglottis. 



41. Areolar tissue, human, with fat-cells. 

 43. Formation of areolar tissue from cells. 



