( 72 ) 



INDEX 



Acantharia, 12. 

 Acinetaria, 14, 19. 

 Actinophrys, 4, 6. 

 Actinosphserium, 7. 

 Agalma, 61. 

 Aglaophenia, 47. 

 Aicyonaria, 67, 68. 

 Alcyonium, 67. 

 Amoeba, 1. 



Anteunularia, 46, 52. 

 Anthomedusse, 43, 56. 

 Anthozoa, 67-71. 

 Antipatharia, 69. 

 Antipathes, 69. 

 Aphanipathes, 69. 

 Aphrocallistes, 29. 

 Arachnopathes, 69. 

 Asconidse, 25. 

 Astylus, 54, 56. 

 Athecata, 43. 

 Aulacantha, 14. 

 Aulosphsera, 14. 

 Aurelia, 58, 59. 



Bath sponge, 35. 

 Bell-animalcule, 17, 18. 

 Beroe, 65. 

 Biloculina, 10. 

 Blood Coral, 54. 

 Boring sponges, 32. 

 Bougainvillea, 40, 41, 42, 48. 



Calcarea, 23, 25. 

 Calcareous sponges, 23, 25. 

 Calligorgia, 68. 

 Campanularina, 45. 

 ■Caravclla, 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. 

 i Clathrina, 23, 24, 25. 

 I Clathrulina, 5, 7. 

 I Clavatella, 42, 45. 



Clavularia, 67. 



Cliona, 32. 



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 Medusse, 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 

 Diphycs, 61, 63. 

 Discomedusae, 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. 

 I Fungus animals, 4. 



Funiculina, 68. 



Geodia, 30, 31. 

 i Geodine sponges, 30. 

 ■ Gerardia, 69. 

 I Glass sponges, 24, 26, 27. 

 , Globigerina, 9, 10. 



Globigerina ooze, 10. 



Gonium, 15, 16. 



Gorgonella, 68. 

 ' Grantia, 26. 



Gregarina, 14. 



Gymnoblastea - Anthome- 

 dusas, 43. 



Gymnomyxa, 3. 



Halichondria, 20, 21, 22, 23. 

 Haliclystus, 59. 

 Haliomma, 11. 

 Halisarca, 37. 

 Heliopora, 68. 

 Heliozoa, 3, 6. 

 Hexacoralla, 67, 

 Hexactinellida, 24, 26. 

 Hipposj)ongia, 35, 36. 

 Hookerella, 68. 

 Hormiphora, 64, 65. 

 Horny sponges, 25, 34. 

 Hvalonema, 28, 29. 

 Hydra, 38, 39, 40. 

 Hydractinia, 43, 44, 47, 48, 

 Hydrallmania, 46. 

 Hydrocorallinse, 40, 47, 55. 



