- The
Pragian is one of
three faunal stages in the
Early Devonian Epoch. It
lasted from 410.8 ± 2.8
million years ago to 407.6 ± 2.8
million years ago....
-
extinct monospecific genus of
arthrodire placoderm fish
found in Lochkovian-
Pragian (Lower Devonian)
deposits of Podolia,
Western Ukraine. The type species...
- with the
Lochkovian Stage 419.2 to 410.8 Ma,
which was
followed by the
Pragian from 410.8 to 407.6 Ma and then by the Emsian,
which lasted until the Middle...
-
springtails (Collembola) from the
Rhynie chert,
which formed during the
Pragian stage of the
Early Devonian. One
species has been described, Rhyniella...
- from
about the
lower boundary of
Zlichovian stage (corresponding to late
Pragian,
after 409.1 mya) into
Taghanic event during upper middle Givetian (between...
- 387.7 ± 0.8 *
Eifelian 393.3 ± 1.2 * Lower/Early
Emsian 407.6 ± 2.6 *
Pragian 410.8 ± 2.8 *
Lochkovian 419.2 ± 3.2 *
Silurian Pridoli Ozone layer thickens...
-
million years ago to 393.3 ± 1.2
million years ago. It was
preceded by the
Pragian Stage and
followed by the
Eifelian Stage. It is
named after the Ems river...
- It
marked the
beginning of the
Devonian Period, and was
followed by the
Pragian Stage. It is
named after the
village of
Lochkov in the
Czech Republic,...
- shield") is a
genus of
duyunolepidid galeaspid from the
early Devonian (
Pragian stage)
Xiaoshan Formation in Guangxi,
Southern China. The type and only...
- Formation),
Britain (Lochkovian
Ditton Group),
Ukraine (Lochkovian
Ivane Suite,
Pragian Babin Sandstone) and Belgium.[citation needed] Like
other heterostracan...
