Middle Triassic (247.2 Ma)

Back to Early Triassic (251.902 +/-0.024 Ma)

Representation and status

Color CMYK
30/55/0/0
Color RGB
R: 177 G: 104 B: 177
Rank
chronostratigraphic Epoch
Validity
Unit is in Use
Status
valid formal name

Nomenclature

Deutsch
Mittlere Trias
Français
Trias moyen
Italiano
Triassico medio
English
Middle Triassic (247.2 Ma)
Historical Variants

Mésotrias

Hierarchy and sequence

Subordinate units
Units at roof

Age

Age at top
  • Ladinian
Age at base
  • Anisian

  • Ladinian (~ 242 Ma)

    Name Origin

    Named after the Ladini people of the Dolomites, N Italy.

    Rank
    chronostratigraphic Stage
    Status
    valid formal name
    Age
    Ladinian
    Show details

    • Longobardian

      Name Origin

      Name derived fromthe term Longobardi, designating the territories controlled by the Lombards in Italy.

      Rank
      chronostratigraphic Substage
      Status
      local name (informal)
      In short
      Last, informal substage of the Ladinian.
      Age
      Late Ladinian
      Show details

    • Fassanian

      Name Origin

      Named after the Val di Fassa (Italia).

      Rank
      chronostratigraphic Substage
      Status
      local name (informal)
      In short
      First, informal substage of the Ladinian. Originally based on the Buchenstein Beds, it corresponds to a major transgressive interval.
      Age
      Early Ladinian
      Show details

  • Anisian (247.2 Ma)

    Name Origin

    Named after the Enns (= Anisus) River at Grossreifling (Austrian Alps).

    Rank
    chronostratigraphic Stage
    Status
    valid formal name
    Nomenclatorial Remarks
    <p>Virglorien supérieur</p>
    In short

    First stage of the Middle Triassic.

    Age
    Anisian
    Show details

    • Illyrian

      Name Origin

      Named after the antique region Illyria (western part of the Balkan Peninsula).

      Rank
      chronostratigraphic Substage
      Status
      local name (informal)
      In short
      Last substage of the Anisian (Middle Triassic).
      Age
      Spätes Anisien
      Show details

    • Pelsonian

      Name Origin

      Named after Lake Pelso = Lake Balaton (Transdanubian region, Hungary.

      Rank
      chronostratigraphic Substage
      Status
      local name (informal)
      In short
      Third substage of the Anisian.
      Age
      Anisian
      Show details

    • Bithynian

      Name Origin

      Named after the Roman province Bithynia (NW Turkey).

      Rank
      chronostratigraphic Substage
      Status
      local name (informal)
      In short
      Second substage of the Anisian (Middle Triassic).
      Age
      Anisian
      Show details

    • Aegean

      Name Origin

      Named after the Aegean Sea (Greece).

      Rank
      chronostratigraphic Substage
      Status
      local name (informal)
      Nomenclatorial Remarks
      Ägäissches Meer = mer Égée
      In short
      First substage of the Anisian (Middle Triassic).
      Age
      Frühes Anisien
      Show details
Back to top