( 72 ) 



INDEX. 



Acantharia, 12. 

 Acinetaria, 14, 19. 

 Actinophiys, 4, 6. 

 Actinosphserium, 7. 

 Agalma, 61. 

 Aglaophenia, 47. 

 Alcyonaria, 67, 68. 

 Alcyonium, 67. 

 Araa?ba, 1. 



AnteuBularia, 46, 52. 

 Authomedusffi, 43, 56. 

 Anthozoa, 67-71. 

 Antipatharia, 69. 

 Antij)atlies, 69. 

 Aphanipathes, 69. 

 Aphrocallistes, 29. 

 Arachnopathes, 69. 

 Asconidte, 25. 

 Astylus, 54, 56. 

 Athecata, 43. 

 Aulacantha, 14. 

 Aulosphsera, 14. 

 Aurelia, 58, 59. 



Bath sponge, 35. 

 Bell-animalcule, 17, IS. 

 Beroe, 65. 

 Biloculina, 10. 

 Blood Coral, 54. 

 Blood parasites, 14k. 

 Boring sponges, 32. 

 Bougainvillea, 40, 41, 42, 43. 



Calcarea, 23, 25. 

 Calcareous sponges, 23, 25. 

 Calligorgia, 68. 

 Campanularina, 45. 

 Caravella, 63. 

 Carchesium, 18. 

 Carmarina, 56, 57. 

 Carnosa, 25, 31. 

 Caulospongia, 32. 

 Ceratella, 45. 

 Ceratium, 16, 17. 

 Cercomonas, 15. 

 Cerianthus, 69. 

 Cestus, 65. 

 Chalinid sponges, 34. 

 Chitina, 45. 

 Chonelasma, 29. 



Choristida, 30. 

 Ciliata, 14, 18. 

 Cirripathes, 69. 

 Chondrilla, 31. 

 Chondrosia, 31. 

 Clathrina, 23, 24, 25. 

 Clathruliua, 5, 7. 

 Clavatella, 42, 45. 

 Clavularia, 67. 

 Cliona, 32. 

 Coccidia, 14c. 

 Codosiga, 16. 

 Coenothecalia, 68. 

 Comb-jellies, 40, 64. 

 Commercial sponges, 36. 

 ■Coral-like Hydrozoa, 40, 47 

 Corallistes, 30. 

 Cordylophora, 44. 

 Corticata, 14, 19. 

 Cotylorhiza, 59. 

 Covered-eyed Medusje, 55. 

 Craniella, 29. 

 Cryptohelia, 54. 

 Ctenophora, 40, 64. 

 Cycloclypeus, 9. 

 Cydonium, 30. 



Dendrosoma, 19. 

 Demospongise, 25, 29. 

 Dictyonina, 29. 

 Dictyopodium, 13. 

 Didymium, 6. 

 Difflugia, 4. 

 Diphasia, 38 

 Diphyes, 61, 63. 

 Discomedusaa, 59. 

 Distichopora, 54. 

 Dorataspis, 13. 



Echinonema, 32. 

 Esperiopsis, 32. 

 Eucyrtidium, 13. 

 Euplectella, 20, 26, 27. 



Favia, 70. 

 Flagellata, 14, 15. 

 Fleshy sponges, 31. 

 Foraminifera, 3, 7. 

 Four-ray sponges, 29. 



Fresh-water Polyp, 38. 

 Fresh-water sponges, 32. 

 Fuligo, 5. 



Fungus animals, 4. 

 Funiculina, 68, 



Geodia, 30, 31. 



Geodiue sponges, 30. 



Gerardia, 69. 



Glass sponges, 24, 26, 27. 



Globigerina, 9, 10. 



Globigerina ooze, 10. 



Gonium, 15, 16. 



Gorgouella, 68. 



Grantia, 26. 



Gregarina, 14a. 



Gymnoblastea - Antbome- 



dusse, 43. 

 Gymuomyxa, 3. 



Halichondria, 20, 21, 22, 23. 

 Haliclystus, 59. 

 Haliomma, 11. 

 Halisarca, 37. 

 Heliopora, 68. 

 Heliozoa, 3, 6. 

 Hexacoralla, 67, 

 Hexactinellida, 24, 26. 

 Hippospongia, 35, 36. 

 Hookerella, 68. 

 Hormiphora, 64, 65. 

 Horny sponges, 25, 34. 

 Hyalonema, 28, 29. 

 Hydra, 38, 39, 40. 

 Hydractinia, 43, 44, 47, 48. 

 Hydrallmania, 46. 

 Hydrocorallina3, 40, 47, 

 Hydroida, 40, 55. 

 Hydroid Zoophytes, 40. 

 Hydromedusse, 55, 56. 

 Hydrozoa, 38-66. 



lanthella, 87. 

 Infusoria, 14. 

 Isis, 68. 



Jelly-fish, 40. 

 Juncella, 68. 



