maastrichtian stage造句

• Most dromaeosaurines lived during the Cretaceous period, from the Barremian to the Maastrichtian stages.
• The genus is known primarily from the Late Cretaceous, Turonian to the Maastrichtian stage,
• It is the only crocodyloid known from the Cretaceous and existed during the Maastrichtian stage.
• The deposits date from the Maastrichtian stage of the Upper Cretaceous to the Puercan stage of the Paleocene.
• It was collected from the Nanxiong Formation, dating probably to the Maastrichtian stage of the Late Cretaceous.
• It lived in the Maastrichtian stage at the end of the Late Cretaceous period, some 70 million years ago.
• They lived in the Cretaceous period, from Albian to Maastrichtian stages ( 105.3 to 66.043 Ma ).
• Fossils belonging to " Congorhynchus " date back to the Maastrichtian stage of the Late Cretaceous as well as the Eocene.
• The "'Cabrillo Formation "'is a Maastrichtian stage geologic formation in coastal San Diego County, southern California.
• It was deposited during the gradual withdrawal of the Western Interior Seaway, during the Campanian and Maastrichtian stage of the Late Cretaceous period.
• This is in places chert-bearing; chalk is mined near the southern city of Maastricht and the Maastrichtian stage was named after this locality.
• These fossils include elements from at least seven different individuals and are believed to have been from the Maastrichtian stage, sometime between and million years ago.
• It is of Late Cretaceous age, Campanian to early Maastrichtian stage ( Edmontonian estuarine channels, and coal swamps, which have yielded a diversity of fossil material.
• ""'Goudkoffia " "'is an extinct genus of prehistoric bony fish that lived during the Maastrichtian stage of the Late Cretaceous epoch.
• ""'Natlandia " "'is an extinct genus of prehistoric bony fish that lived during the Maastrichtian stage of the Late Cretaceous epoch.
• Dating has shown that the strata date to the Maastrichtian stage of the Late Cretaceous, approximately 70 to 66.5 million years old . ), dated to 66 Ma ago.
• They first appeared in the early Cretaceous Period ( early Aptian stage, about 124 million years ago ) and survived until the end of the Cretaceous ( Maastrichtian stage, Ma ).
• The strata date from the end of the Late Cretaceous ( upper-lower Maastrichtian stage ) to the Danian stage of the lower Paleocene, about 70-65.5 million years ago.
• ""'Brodavis " "'is a genus of freshwater hesperornithiform birds known from the Late Cretaceous ( possibly Campanian and Maastrichtian stage ) of North America and Asia.
• The discovery of " Oohkotokia " supports that Ankylosaurine dinosaurs existed and flourished continuously in Montana and / or Alberta throughout the late Campanian and early Maastrichtian stages in the Late Cretaceous period.