1. Abrytusites
    [Abrytusites cf. thieuloyi]
  2. Acanthoceras
    [Acanthoceras jukesbrownei]
  3. Acanthoceras
    [Acanthoceras pseudorenevieri]
  4. Acanthoceras
    [Acanthoceras rhotomagense]
  5. Acanthoceras
    [Acanthoceras rhotomagense]
  6. Acanthoceras
    [Acanthoceras rhotomagense]
  7. Acanthoceras
    [Acanthoceras rhotomagense]
  8. Acanthoceras
    [Acanthoceras rhotomagense]
  9. Acanthoceras
    [Acanthoceras rhotomagense]
  10. Acanthoceras
    [Acanthoceras rhotomagense patho.]
  11. Acanthodiscus
    [Acanthodiscus radiatus]
  12. Acanthopleuroceras
    [Acanthopleuroceras aff. actaeon]
  13. Acanthopleuroceras
    [Acanthopleuroceras alisiense]
  14. Acanthopleuroceras
    [Acanthopleuroceras inflatum]
  15. Acanthopleuroceras
    [Acanthopleuroceras maugenesti]
  16. Acanthopleuroceras
    [Acanthopleuroceras solare]
  17. Acanthopleuroceras
    [Acanthopleuroceras valdani]
  18. Acompsoceras
    [Acompsoceras renevieri]
  19. Aconeceras
    [Aconeceras nisus]
  20. Acrioceras
    [Acrioceras (Acrioceras) meriani]
  21. Acrioceras
    [Acrioceras (Acrioceras) ramkrishnai]
  22. Acrioceras
    [Acrioceras (Acrioceras) sarasini]
  23. Acrioceras
    [Acrioceras (Acrioceras) tabarelli]
  24. Acrioceras
    [Acrioceras (Acrioceras) terveri]
  25. Aegoceras
    [Aegoceras lataecosta]
  26. Aegoceras
    [Aegoceras maculatum]
  27. Aegoceras
    [Aegoceras maculatum forme arcigerens]
  28. Aegocrioceras
    [Aegocrioceras raricostatum]
  29. Aioloceras
    [Aioloceras besairiei]
  30. Alocolytoceras
    [Alocolytoceras coarctatum]
  31. Alocolytoceras
    [Alocolytoceras germaini]
  32. Alocolytoceras
    [Alocolytoceras ophioneum]
  33. Alocolytoceras
    [Alocolytoceras ophioneum]
  34. Amaltheus
    [Amaltheus margaritatus forme gibbosus]
  35. Amaltheus
    [Amaltheus margaritatus forme margaritatus]
  36. Amaltheus
    [Amaltheus margaritatus forme margaritatus]
  37. Amaltheus
    [Amaltheus stokesi]
  38. Amauroceras
    [Amauroceras gr. ferrugineum (m)]
  39. Amoeboceras
    [Amoeboceras serratum (M)]
  40. Anagaudryceras
    [Anagaudryceras limatum]
  41. Anagaudryceras
    [Anagaudryceras sacya]
  42. Anahamulina
    [Anahamulina davidsoni]
  43. Anahamulina
    [Anahamulina subcincta]
  44. Anahoplites
    [Anahoplites intermedius]
  45. Anahoplites
    [Anahoplites planus]
  46. Anahoplites
    [Anahoplites planus]
  47. Anahoplites
    [Anahoplites planus]
  48. Ancylezeiceras
    [Ancylezeiceras sp.]
  49. Ancyloceras
    [Ancyloceras cf. matheronianum]
  50. Ancyloceras
    [Ancyloceras matheronianum]
  51. Angolaites
    [Angolaites wintoni]
  52. Angulithes
    [Angulithes sowerbyanus]
  53. Angulithes
    [Angulithes triangularis]
  54. Anisoceras
    [Anisoceras perarmatum]
  55. Anisoceras
    [Anisoceras perarmatum]
  56. Anisoceras
    [Anisoceras plicatile]
  57. Apoderoceras
    [Apoderoceras subtriangulare]
  58. Arieticeras
    [Arieticeras bertrandi]
  59. Arieticeras
    [Arieticeras gr. amalthei]
  60. Arieticeras
    [Arieticeras ruthenense]
  61. Arieticeras
    [Arieticeras ruthenense]
  62. Arieticeras
    [Arieticeras successum]
  63. Arnioceras
    [Arnioceras densicostatum]
  64. Aspidoceras
    [Aspidoceras caletanum]
  65. Aspidoceras
    [Aspidoceras gr. acanthicum]
  66. Asteroceras
    [Asteroceras gr. blakei]
  67. Asteroceras
    [Asteroceras obtusum]
  68. Ataxioceras
    [Ataxioceras (Schneidia) cf. guilherandense]
  69. Audouliceras
    [Audouliceras kaliae]
  70. Audouliceras
    [Audouliceras sp.]
  71. Aulacostephanus
    [Aulacostephanus autissiodorensis (M)]
  72. Australiceras
    [Australiceras jackii]
  73. Australiceras
    [Australiceras jackii]