ammonites

Cincinnatian epoch

General information
Lower boundary: equal to 452.5 Ma (see scale)
Upper boundary: equal to 443.7 Ma (based on Rhuddanian)
Continent: North America
See collections within this interval
See map of collections within this interval
Key correlations
Period: Ordovician
Epoch: Late/Upper Ordovician
Contained within
  • Sherman
  • Paleozoic
  • Phanerozoic
    • Previous interval
  • Mohawkian
    • Next intervals
  • Silurian
  • Llandovery
  • Rhuddanian
  • Cowleigh Park
  • Litenschichten
  • Alexandrian
  • Raikkula
  • Juuru
  • Niagaran
  • Medina
  • Vtorye Utesy
    • Contains
  • Cautleyan, Kralodvorian, Kraluv Dvur, Maysville, Maysvillian, Nabala, Onnian, Pirgu, Pusgillian, Richmond, Vormsi
    • Shares top with
  • Aijiashan, Ashgill, Ashgillian, Bolindian, Chientangkiangian, Gamach, Gamachian, Harju, Hirnantian, Kosov, Kosovian, Late/Upper Ordovician, Ordovician, Porkuni, Qiantianjiang, Richmondian, Shikou, Wufeng, Xiaoxita, late Late Ordovician
    • Overlaps with
  • Rawtheyan (455.8 to 445.6 Ma)
  • middle Late Ordovician (455.8 to 445.6 Ma)
  • Katian (455.8 to 445.6 Ma)
  • Streffordian (455.8 to 449.5 Ma)
  • Actonian (455.8 to 452.0 Ma)
  • Marshbrookian (455.8 to 452.0 Ma)
  • Rakvere (455.8 to 452.0 Ma)
  • Cheneyan (455.8 to 452.0 Ma)
  • Woolstonian (455.8 to 452.0 Ma)
  • Eastonian (456.1 to 449.5 Ma)
  • Bohdalec (457.5 to 445.6 Ma)
  • Johvi (457.5 to 449.5 Ma)
  • Oandu (457.5 to 452.0 Ma)
  • Caradoc (460.9 to 449.5 Ma)
  • Late/Upper Llandeilo (460.9 to 449.5 Ma)
  • Middle Llandeilo (460.9 to 449.5 Ma)
  • Kukruse (460.9 to 449.5 Ma)
  • Edenian (460.9 to 449.5 Ma)
  • Trentonian (460.9 to 449.5 Ma)
  • Wildernessian (460.9 to 449.5 Ma)
  • Ashbyan (460.9 to 449.5 Ma)
  • Chatfieldian (460.9 to 449.5 Ma)
  • Turinian (460.9 to 449.5 Ma)
  • Berounian (460.9 to 449.5 Ma)
  • Hanjiang (460.9 to 449.5 Ma)
  • Neichiashanian (460.9 to 449.5 Ma)
  • Haljala (460.9 to 449.5 Ma)
  • Caradocian (460.9 to 449.5 Ma)
  • Franklinian (460.9 to 449.5 Ma)
  • Kirkfieldian (460.9 to 449.5 Ma)
  • Rocklandian (460.9 to 449.5 Ma)
  • Shermanian (460.9 to 449.5 Ma)
  • Blackriveran (460.9 to 449.5 Ma)
  • Viru (463.5 to 452.0 Ma)
  • Llandeilo (466.0 to 449.5 Ma)
    • Appears in scales
  • Webby et al. Ordovician of North America (2004)
  • Gradstein Cambro-Ordovician Series of Laurentia (2004)
  • Webby 1998 North American Series (1998)
  • Ross et al. 1982 North American Ordovician Series I (1982)

    • Interval name: