ordovician period การใช้

• From here, ocean floor turbidite deposits occurred in the Ordovician period.
• These nektobenthic carnivores lived in the Ordovician period, from 478.6 to 449.5 Ma.
• Cephalopods became dominant during the Ordovician period, represented by primitive nautiloids.
• The Navatrasierra Shale Formation from the Ordovician period, is named after this town.
• These nektobenthic carnivores lived in the Ordovician period, from 466.0 to 443.7 Ma.
• Morphologically, the rhynchonellid has changed little since its appearance during the Ordovician period.
• These nektobenthic carnivores lived in the Ordovician period, from 488.3 to 443.7 Ma.
• Bryozoans have contributed to carbonate sedimentation in marine life since the Ordovician period.
• In the late Ordovician period, Avalonia collided with Baltica creating the Tornquist Margin.
• Siliclasitc and carbonate deposition continued through the Cambrian and into the Ordovician period.
• But mostly in the Ordovician Period, this zone was above water and eroding.
• If one looks closely, Ordovician period gastropod fossils can be found in the limestones.
• Corney is underlain by Grandiorite of the Eskdale intrusion, intruded during the Ordovician period.
• In the Ordovician period, an inland sea formed in what is now Eastern Europe.
• This was followed by plants emerging in late Ordovician Period and early Silurian Period.
• The Kittatinny Valley was created during the late Ordovician period and the Cambrian period.
• This also marks the end of the Ordovician period.
• These fast-moving nektonic carnivores lived in the Ordovician period.
• The fossils are of primitive fish and date back 450 million years to the Ordovician Period.
• The valley gives its name to the Hirnantian Age in the Ordovician Period of geological time.