- The
Darriwilian is the
upper stage of the
Middle Ordovician. It is
preceded by the
Dapingian and
succeeded by the
Upper Ordovician Sandbian Stage. The...
- Floian, all of the
Dapingian and the
early Darriwilian. The
Llanvirn corresponds to the late
Darriwilian. The
Caradoc covers the
Sandbian and the first...
-
volcanic rocks that were
deposited 466 to 465 million
years ago
during the
Darriwilian stage of the
Middle Ordovician epoch.
Rhyolite flows,
breccias and hyaloclastics...
-
Tetragraptidae is an
extinct family of
graptolites from the
Floian to
Darriwilian epochs of the
Ordovician Period. List of
genera from
Maletz (2014): †Corymbograptus...
- & Sugiyama, 1930 [Middle
Ordovician (
Darriwilian)]
Thamnobeatricea Raymond, 1931 [Middle
Ordovician (
Darriwilian) –
Upper Ordovician (Katian)] Family...
- youngae, have been
discovered in
deposits of the
Middle Ordovician period (
Darriwilian epoch) in Iowa, in the
United States. The name of the
genus is derived...
-
recognized as a longer, more
gradual event,
which began as
early as the
Darriwilian, and
possibly even the Floian.
Evidence of this
glaciation can be seen...
- bicornis, but its age
could be
Llandeilo or
Trentonian (earliest to
latest Darriwilian, 450 to 465
million years ago). "Austin Glen Formation". USGS. Bock,...
- (Emsian) Morocco
Neoillaenus Gen. et comb. nov
Valid Krylov Ordovician (
Darriwilian–Katian) Estonia Russia Sweden The type
species is "Illaenus" excellens...
- to s**** from the
Prague Basin,
Czech Republic (Tremadocian to
early Darriwilian, Ordovician)". Palaeogeography, Palaeoclimatology, Palaeoecology. 537:...
