1. rabei
    [Damesites rabei]
  2. radians
    [Dumortieria gr. radians morphe metita]
  3. radiatus
    [Acanthodiscus radiatus]
  4. raffrayi
    [Peltoceras raffrayi (m)]
  5. raguini
    [Choffatia raguini]
  6. raixense
    [Ochetoceras raixense]
  7. ramkrishnai
    [Acrioceras (A.) ramkrishnai]
  8. rarecostata
    [Parkinsonia (P.) rarecostata (m)]
  9. raricostatum
    [Aegocrioceras raricostatum]
  10. raulinianus
    [Otohoplites raulinianus]
  11. raulinianus
    [Otohoplites raulinianus]
  12. rauracum
    [Neoprionoceras rauracum]
  13. recticostatus
    ["Costidiscus recticostatus" (M)]
  14. recuperoi
    [Subgrossouvria recuperoi (M)]
  15. reesidei
    [Scaphites reesidei (M)]
  16. reesidei
    [Scaphites reesidei (M)]
  17. refractus
    [Oecoptychius refractus (m)]
  18. reglae
    [Lytoceras reglae]
  19. rehmanni
    [Rehmannia (R.) rehmanni (M)]
  20. rehmanni
    [Rehmannia (R.) rehmanni (M)]
  21. rehmanni
    [Rehmannia (R.) gr. rehmanni forme revili (m)]
  22. reissi
    [Rehmannia (Loczyceras) reissi (M)]
  23. renevieri
    [Acompsoceras renevieri]
  24. renggeri
    [Creniceras renggeri]
  25. renzi
    [Bradfordia cf. renzi]
  26. requienianum
    [Coilopoceras requienianum]
  27. requienianum
    [Coilopoceras requienianum]
  28. retrospinatum
    [Peltoceras retrospinatum (M)]
  29. retrospinatum
    [Peltoceras retrospinatum (M)]
  30. reveliereanus
    [Spathites (Jeanrogericeras) gr. reveliereanus]
  31. reveliereanus
    [Spathites (Jeanrogericeras) reveliereanus]
  32. reveliereanus
    [Spathites (Jeanrogericeras) reveliereanus]
  33. reveliereanus
    [Spathites (Jeanrogericeras) reveliereanus]
  34. reveliereanus
    [Spathites (Jeanrogericeras) reveliereanus]
  35. reveliereanus
    [Spathites (Jeanrogericeras) reveliereanus]
  36. reveliereanus
    [Spathites (Jeanrogericeras) reveliereanus]
  37. reversum
    [Rursiceras reversum (m)]
  38. rhomboidalis
    [Pseudoschloenbachia (Rabenjanaharyella) rhomboidalis]
  39. rhotomagense
    [Acanthoceras rhotomagense]
  40. rhotomagense
    [Acanthoceras rhotomagense]
  41. rhotomagense
    [Acanthoceras rhotomagense]
  42. rhotomagense
    [Acanthoceras rhotomagense patho.]
  43. rhotomagense
    [Acanthoceras rhotomagense]
  44. rhotomagense
    [Acanthoceras rhotomagense]
  45. robustum-polygonum
    [Vascoceras "robustum-polygonum"]
  46. rollandi
    [Thomasites rollandi]
  47. rollandi
    [Thomasites rollandi]
  48. rollandi
    [Thomasites rollandi]
  49. rollandi
    [Thomasites rollandi]
  50. rollandi
    [Thomasites rollandi meslei]
  51. rossicus
    [Tetrahoplites rossicus]
  52. rostratum
    [Mortoniceras (Subschloenbachia) rostratum]
  53. rotalinus
    [Pseudojacobites rotalinus]
  54. rotalinus
    [Pseudojacobites rotalinus]
  55. rotari
    [Euaspidoceras rotari (M)]
  56. rotula
    [Spitidiscus rotula]
  57. rousseli
    [Hyporbulites rousseli]
  58. rowlstonense
    [Kosmoceras aff. rowlstonense (M)]
  59. rudis
    [Hoplites (H.) rudis]
  60. rudis
    [Hoplites (H.) rudis var. dentatiformis]
  61. rusticum
    [Metasigaloceras rusticum]