Anisian


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Anisian

[ə′nis·ē·ən]
(geology)
Lower Middle Triassic geologic time.
References in periodicals archive ?
from the Anisian to Norian of Europe, the Anisian of the Middle East, and the Ladinian or Carnian of China (Wild 1973, 1980; Rieppel et al.
1993) established the Economian Land Vertebrate Faunachron based on the tetrapod remains from the Economy Member of the Wolfville Formation and considered it Anisian in age.
Based on the stratigraphic situation, lithological similarities and lithocorrelation, it has been assigned to the Anisian age Shotori Formation (Figs.
The identified conodonts indicated that it was Anisian (Fig.
Polychaeta (Annelida) from the Upper Anisian (Middle Triassic) of Qingyan, south-western China.
Type genus: Chauliodites Heer, 1864 with 11 species from the Severodvinian--Olenekian of Russia, Induan of Mongolia, Olenekian of Germany, Anisian of France and Middle Triassic of China (Aristov, 2003, 2004b, 2008).
Transitional forms from Neospathodus to Paragondolella are known in the basal Olenekian and from Neospathodus to Neogondolella in the latest Olenekian and basal Anisian (Kozur 1990a; 1990b).