INDEX TO APPENDIX. 
fhe synonyms are printed in zta/ics, and the pages where the genera are described are 
indicated by an asterisk (*). 
Achatina, *41. 
Acicula, 50. 
Aciculidze, 50. 
Aciculina, *20. 
Acrochasma, *44, 
Acroculia, 34. 
Acteonella, 51. 
Actinodesma, 66. 
Adamsia, 14. 
Alaria, *24. 
Amaura, *17. - 
Amberleya, 33. 
Ambonychia, 66. 
Ammonicerina, 31. 
Ammonitide, 10. 
Amnicola, 29. 
Amphiclina, 62. 
Amphithalamus, *30 
Ampullaria, 29. 
Anachis, *13. 
Anatinidz, 80. 
Anaulus, *48. 
Anculosa, *29. 
Angasiella, *61. 
Angitrenia, 28. 
Anisoceras, *12. 
Anisodonta, *75. 
4nomiade, 64, 
Anthracomya, *80. 
Anthracoptera, *69 
Anthracosia, *71. 
Aphragmites, *6. 
Apoithaide, 24. 
Arcadz, 70. 
Asoceras, *5, 
Asolene, 29. 
Astarte, 76. 
Astartella, 76. 
Atrypa, *58. 
Aulacoceras, *9. 
Auriculide, 45. 
Auriculina, 19. 
Aviculide, 66. 
Aviculinz, 66. 
Aviculopecten, 65. 
Aviculopinna, 68. 
Axinus, *72. 
Bactrites, 10. 
Baculina, *10. 
Berleeia, *31. 
Barrettia, 72. 
Bathmoceras, *9. 
Belemnites, 3. 
Belemnitide, *3. 
Bellerophontine, 39. 
Bequania, 72. 
Bithinia, 29. 
Blauneria, *46. 
Bornia, 73. 
Borsonia, *17. 
Bourciera, *50. 
Brachiopoda, 53. 
Brachytrema, *23. 
Brochina, 25. 
Brondelia, *44. 
Buccinide, 14. 
Buccinopsis, *14. 
Buccinopsis, 14. 
Bugesia, *29. 
Bulimella, *24. 
Ceecide, 25. 
Czcum, *25, 
Calceola, 62. 
Calceolina, 37. 
Callopoma, *35. 
Calobates, 81. 
Calyptra, 39. 
Calyptreide, 34, 
Camerella, *59. 
Camptonyx, *43. 
Cancellaride, 18. 
Carbonicola, *71. 
Carditze, 76. 
Carinaropsis, 39. 
Carpenteria, 65. 
Carychium, 46. 
Cassianella, *68. 
Cassidze, 15. 
Cassidula, 45. 
Cassiope, *26. 
Centronella, *54, 
Cephalopoda, 3. 
Ceres, *48. 
Ceriphasia, 28. 
Ceritella, *23. 
Cerithiadee, 21. 
Cernina, 17. 
Cerostrema, 26. 
Charionella, *56, 
Oheletropis, 14, 
Chemnitzia, *20. 
Chilocyclus, 26, 29. 
Chittya, 50. 
Choanomphalus, *44, 
Choristoceras, *11. 
Chrysallida, 19. 
Chrysostoma, 36. 
Circulus, 35. 
Clausina, 72. 
Clostophis, *47. 
Clydonites, *11. 
Clymenia, 10. 
Cochlearia, *26. 
Cochloceras, *10. 
Conchifera, 64. 
Conchocele, *76. 
Conchodon, *75. 
Concholepos, 15. 
Conide, 17. 
Corbicella, *73. 
Corbulomya, *79. 
Cordieria, 17. 
Cremnobates, 45. 
Crenella, *69. 
Cruptodon, 72. 
Crypteenia, *37. 
Cryptonella, 56. 
Cryptoplocus, *22. 
Ctenodonta, *70. 
Cuma, 15. 
Cyathopoma, 47. 
Cycladide, 74. 
Cyclophorus, *47. 
Cyclostoma, *46. 
Cyclostomide, 46. 
Cyclotopsis, 46. 
Cylcadina, 73. 
Cylindrella, 41. 
Cypreide, 16. 
Cypricardella, *74. 
Cypricardites, 70. 
Cyprimeria, *76. 
Cyprinide, 74, 
Cyrtina, *55. 
Cyrtoceras, *7. 
Cyrtocerina, *8. 
Cyrtodonta, 70. 
Cystiscus, *16. 
Dentaliade, 40. 
Deshayesia, *18 
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