1. Calycoceras
    [Calycoceras (C.) naviculare juv.]
  2. Calycoceras
    [Calycoceras (C.) naviculare]
  3. Calycoceras
    [Calycoceras (C.) naviculare]
  4. Chanasia
    [Hecticoceras (Chanasia) aff. michalskii (M)]
  5. Cheloniceras
    [Cheloniceras (C.) cornuelianum]
  6. Cheloniceras
    [Cheloniceras (C.) sp.]
  7. Cheloniceras
    [Cheloniceras (C.) sp.]
  8. Choffaticeras
    [Choffaticeras (C.) douvillei]
  9. Choffaticeras
    [Choffaticeras (C.) douvillei]
  10. Choffaticeras
    [Choffaticeras (C.) cf. quaasi]
  11. Choffaticeras
    [Choffaticeras (C.) cf. securiforme (?m)]
  12. Choffaticeras
    [Choffaticeras (C.) securiforme]
  13. Choffaticeras
    [Choffaticeras (C.) segne]
  14. Choffaticeras
    [Choffaticeras (C.) segne]
  15. Choffaticeras
    [Choffaticeras (C.) segne (M)]
  16. Choffaticeras
    [Choffaticeras (C.) segne]
  17. Choffaticeras
    [Choffaticeras (C.) segne]
  18. Choffaticeras
    [Choffaticeras (C.) sp. gr. segne]
  19. Choffaticeras
    [Choffaticeras (C.) segne]
  20. Cleistosphinctes
    [Leptosphinctes (Cleistosphinctes) cleistus (m)]
  21. Clydomphalites
    [Micromphalites (Clydomphalites) clydocromphalus]
  22. Colombiceras
    [Colombiceras (C.) crassicostatum]
  23. Cotteswoldia
    [Pleydellia (Cotteswoldia) aff. egena]
  24. Cotteswoldia
    [Pleydellia (Cotteswoldia) gr. paucicostata]
  25. Crassiplanulites
    [Proplanulites (Crassiplanulites) basileus (M)]