Middle Jurassic (174.1 +/-1.0 Ma)

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Darstellung und Status

Farbe CMYK
50 / 0 / 5 / 0
Farbe RGB
R: 128 G: 207 B: 216
Rang
chronostratigraphische Epoche
Gebrauch
Element ist in Gebrauch
Status
gültiger formeller Begriff
Diskussion des Status

Nomenklatur

Deutsch
Mittlerer Jura
Français
Jurassique moyen
Italiano
Giurassico medio
English
Middle Jurassic (174.1 +/-1.0 Ma)
Historische Varianten

Mésojurassique (Lugeon 1910), Série médiojurassique (Revil), Dogger [sic]

Alter

Alter Top
  • Callovien
Alter Basis
  • Aalénien
  • Callovian (166.1 +/-1.2 Ma)

    Name Origin

    Named derived from the old spelling of Kellaways Bridge (UK), Wiltshire, 2 miles NE Chippenham.

    Rang
    chronostratigraphische Stufe
    Status
    gültiger formeller Begriff
    Kurzbeschreibung

    Last stage of the Middle Jurassic.

    Age
    Callovien
  • Bathonian (168.3 +/-1.3 Ma)

    Name Origin

    Named after the town of Bath (Somerset, UK), near Bristol. The city itself is largely built of Bath Stone, a bright white oolithic limestone that is quarried nearby.

    Rang
    chronostratigraphische Stufe
    Status
    gültiger formeller Begriff
    Kurzbeschreibung

    Third stage of the Middle Jurassic.

    Age
    Bathonien
  • Bajocian (170.3 +/-1.4 Ma)

    Name Origin

    Named after the town of Bayeux (Calvados, France) in Normandy.

    Rang
    chronostratigraphische Stufe
    Status
    gültiger formeller Begriff
    Nomenclatorial Remarks
    <p>Latin: Bajocium</p>
    Kurzbeschreibung

    Second stage of the Middle Jurassic.

    Age
    Bajocien
    • Gaetani Oceanic Anoxic Event

      Name Origin

      Named in recognition of Maurizio Gaetani's work on Jurassic sedimentary successions of the Lombardy Basin.

      Rang
      OAE
      Status
      informeller Begriff
      Kurzbeschreibung

      Black shale interval locally developped at the transition betwenn the Rosso Ammonitico Lombardo and the Radiolarite Group.

      Age
      frühes Bajocien
  • Aalenian (174.1 +/-1.0 Ma)

    Name Origin

    Named after the town of Aalen (Germany), Baden-Württemberg

    Rang
    chronostratigraphische Stufe
    Status
    gültiger formeller Begriff
    Kurzbeschreibung

    First stage of the Middle Jurassic.

    Age
    Aalénien
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