332 LIST or WOODCUTS. 



No. Page 



15. Gonozooid of 1 i A .> 

 Clytia bicophora. . I in dift'erent stages. After A. AGASSIZ 



16. Ditto ditto 1 



17. Calycle of Obelia gelatinosa T. H 152 



18. Gonothecae of Campanularia Hincksii T. H 163 



19. Caiycle of Lovenella clausa T. H 178 



20. Gonozooid of Thaumantias inconspicua After FORBES .... 179 



21. Tentacular web of Campanulina acu- I . , m q WuraHT 188 



minata j 



22. Lizzia grata After A. AGASSIZ . . 197 



23. Lafoea dumosa, var. robusta After SARS 201 



24. Lafoea parvula TUFFEN WEST .... 204 



25. Lafoea (Calycella) plicatilis After SARS ....... 208 



26. Trichydra pudica After T. S. WRIGHT 217 



27. Female capsule of Halecium labrosum T. H 226 



28. Sertularella fusiformis and S. tenella. . J. ALDER 234 



29. Gonotheca of Sertularella Gayi T. H 238 



30. Ditto of S. triatxpidata T. H 240 



31. Ditto (male) of Diphasiu fattiu T. H 250 



32. Scrtularia pumila T. H 259 



33. Gonotheca of Aglaophenia pennatula T. H 293 



34. Male and female capsules of Pluinu- \ m TT O oa 



7 ? X, II _'' 



lana setacea j 



35. Male capsule of Plum. Catharina T. II 301 



36. Gonotheca of Plum, obliqua T. II 305 



37. Corbula of Aglaophenia pluma T. H 308 



38. Ovum of Hydra viridis After ECKER 311 



39. Embryo of H. viridis ... ditto 311 



40. Hydra viridis, with spermary and) After ALLEN THOMSON 313 



ovary f 



41. Hydra vulgaris T. II 314 



42. Hydra oligactis T. H 315 



43. Clavatella prolifera. Gonozooid I A /., T . 09-1 



1 J" xillGl J. ILJi^Jrl tJ*. J. 



bearing gemma j 



44. a. Clavatella prolifera (polypite). I rr. T T QOO 

 , m i j.ij j. -it, ! -tl oZZ 



b. lentacles contracted into knobs. | 



45. Plumularia setacea . . . T. II 325 



ALPHABETICAL LIST OF WOODCUTS. 



Aglaophenia pennatula. Gonotheca 293 



A. pluma. The corbula 308 



Bougainvillia, ? species 113 



Cinnpanularia nngulata 136 



