ammonites

Middle Devonian epoch

General information
Lower boundary: equal to 391.9 Ma (based on Eifelian)
Upper boundary: equal to 383.7 Ma (based on Early/Lower Frasnian)
Continent: global
See collections within this interval
See map of collections within this interval
Key correlations
Period: Devonian
10 million year bin: Devonian 3
Contained within
  • Devonian
  • Sherman
  • Paleozoic
  • Phanerozoic
    • Previous intervals
  • Early/Lower Devonian
  • Emsian
  • Brecon
  • Coblencien
  • Ems
  • Zlichovian
  • Pragian (Czechoslovakia)
  • Sawkill
  • Deer Park
  • Helderberg
  • Late/Upper Emsian
    • Next intervals
  • Late/Upper Devonian
  • Frasnian
  • Famennien
  • West Falls
  • Sonyea
  • Early/Lower Frasnian
    • Contains
  • Cazenovia
    • Shares base with
  • Chotec, Eifel, Eifelian, Hangman, Southwood
    • Shares top with
  • Couvinien, Early/Lower Givetian, Givet, Givetian, Givetien, Ilfracombe, Late/Upper Givetian, Middle Givetian, Srbsko, Taghanic, Tioughnioga
    • Overlaps with
  • Morte (388.1 to 376.1 Ma)
  • Frasnien (388.1 to 376.1 Ma)
  • Adorf (388.1 to 376.1 Ma)
  • Genesee (388.1 to 376.1 Ma)
  • Lynton (409.1 to 388.1 Ma)
  • Daleje (409.1 to 388.1 Ma)
    • Appears in scales
  • Gradstein 5: Epochs (2004)
  • Harland 4: Epochs (1990)

    • Interval name: