- The
Ordovician (/ɔːrdəˈvɪʃi.ən, -doʊ-, -ˈvɪʃən/ or-də-VISH-ee-ən, -doh-, -VISH-ən) is a
geologic period and system, the
second of six
periods of the...
- The
Great Ordovician Biodiversification Event (GOBE), was an
evolutionary radiation of
animal life
throughout the
Ordovician period, 40
million years after...
-
Members of this
family have been
recorded from the
Cambrian to
early Ordivician from 513 to 478 MYA.
Members of this
family have been
uncovered in the...
- Natapov, L. M. (1987). "Tectonic
History of the
Arctic Region from the
Ordivician Through the Cretaceous". In Herman,
Yvonne (ed.). The
Arctic Seas: Climatology...
-
criticized for not
abiding by the program. The
plateau consists of Cambrian-
Ordivician to
Carboniferous sandstone on the north-facing
Gondwana platform. The...
-
Lavaloceras is a
genus of
middle Ordivician discosorids included in the Westonoceratidae. The s**** as
nearly straight, with a
slight exogastic curvature...
-
washed as**** onto
riparian areas started to take hold
later during the
Ordivician before rapidly expanding inland during the
Silurian and Devonian, paving...
- Praenuculinae. It is one of
three Praenuculinae genera known solely from Late
Ordivician,
Caradoc epoch,
fossils found in
South America.
Trigonoconcha currently...
- from
their parent material in
other respects. However, for
Entisols of
Ordivician age or older, a peak in
magnetic susceptibility is
indicative of an Entisol...
- Gastem, a
Canadian company,
which had been
drilling gas
wells into the
Ordivician Utica Shale in Quebec,
drilled the
first of its
three state-permitted...
