INDEX OF GENERA. 



123 



*Didymograptus, 20. 



Didytrwphyes, 3. 



Difflugia, 4. 

 *Dinoceras, 111. 

 *Dinomis, 99. 



Diocus, 46. 



Diodvn, 88. 



Diomedea, 100. 



Diphasia, 17. 



Diphyes, 19. 

 * Diplograptus, 20. 



Diploria, 22. 



Diplostoma, 37. 



Diplozoon, 37. 



Dipsas, 95. 

 *Dipterus, 91. 



Dipus, 115. 



Discina, 77. 



Discoderma, 10. 



Discoglossus, 94. 



Discoporella, 74. 



Discorbina, 6. 



Distichopora, 21. , 



Distoma, 37. 



Dochmius, 41. 



Docophorus, 65. 



Doliolum, 76. 



Donax, 79. 



Doris, 81. 



Dorylaimus, 41. 



Dote, 81. 



Draco, 97. 



Drassus, 64. 



Dreissena, 78. 



Dromaius, 99. 



Dysidea, 9. 



Echidna, 106. 



Echinarachinus, 28. 



Echinobothrium, 36. 



Echinocyamus, 28. 



Echinoderes, 42. 

 * Echinoencrinus, 35. 



Echinolampas, 28. 



Echinoneus, 28. 



Echinorhynchus, 40. 

 * Echinothuria, 27. 



Echinus, 26. 



Echiurus, 43. 



Edwardsia, 22. 



jSZffp*, 96. 



Eledone, 84. 



Elephas, 112. 



Emballonura, 115. 



Emberiza, 102. 



Embia, 68. 



Emydium, 60. 



Emys, 94. 



Enchelys, 8. 



Enchytraus, 46. 

 * Kncrinus, 32. 

 *Endothyra, 5. 

 *Entomis, 50. 



Eosphora, 42. 



Epeira, 64. 



Ephemera, 68. 



Epicrium, 92. 



Epistylis, 8. 



Equus, 110. 



EricuLus, 116. 



Erinaceus, 116. 



Errina, 21. 



Erycina, 70. 

 *Eryon, 58. 



Eschara, 74. 



jso.-e, 87. 



Estheria, 53. 

 * Eucalyptocrinus, 32. 



Euchlanis, 42. 



Eudendrium, 16. 

 *Euffeniacrinus, 32. 



Euglena, 8. 



Euiiectes, 95. 



Eunice, 46. 



Euphausia, 57. 

 *Euphoberia, 64. 



Euplectella, 10. 



Euplotes, 8. 



Euryale, 30. 



Euspongia, 9, 10. 



Eustrongylus, 41. 



o, 104. 

 *Favosites, 22. 



^eZw, 113. 



Fibularia, 28. 



Filaria, 41. 



Filograna, 46. 



/YroZa, 82. 



Fissurella, 81. 



Flabellum, 23. 



Floscularia, 42. 



Flustra, 74. 



Forjicula, 67. 



Formica, 71. 



Fratercula, 100. 



Fulgora, 66. 



Fuiigula, 100. 



Fungia, 22. 

 *Fusulina, 6. 

 s, 80. 



, 87. 



Galago, 117. 



Galathea, 59. 



Galeodes, 62. 



Galeopithecus, 116. 

 *Galerites, 28. 



Gtafeiw?, 90. 



Gallinula, 101. 



(?ai<s, 101. 



Gamasus, 61. 



Gammarus, 55. 



Gamdus, 102. 

 *Gasterocoma, 32. 



Gastrochcena, 79. 



Gavialis, 98. 



Gecarcinus, 59. 



