Examples of 'jurassic and cretaceous' in a sentence

Meaning of "jurassic and cretaceous"

jurassic and cretaceous ~ Referring to geological periods in Earth's history

How to use "jurassic and cretaceous" in a sentence

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jurassic and cretaceous
The petroleum potential of the block is connected with carbonate jurassic and cretaceous deposits.
The climatic changes of the late Jurassic and Cretaceous provided for further adaptive radiation.
Ferganoceratodus is a genus of prehistoric lungfish which lived during the Jurassic and Cretaceous period.
The rocks of the Jurassic and Cretaceous are carbonate rocks.
Thrissops is an extinct genus of teleost fish from the Jurassic and Cretaceous periods.
They are found in numerous Jurassic and Cretaceous beds across the whole of Europe.
Isastrea is an extinct genus of corals that lived during the Jurassic and Cretaceous periods.
Stratigraphy and age Jurassic and Cretaceous karstic limestones.
Numerous granitic intrusions took place along with the volcanoes in the Jurassic and Cretaceous.
It has also yielded a number of Jurassic and Cretaceous foraminifera micro fossils.
Carnosauria is a large group of predatory dinosaurs that lived during the Jurassic and Cretaceous periods.
Jurassic and Cretaceous animals.
The mountains are formed by rocks that date back to Jurassic and Cretaceous periods.
Most Jurassic and Cretaceous cynodonts were herbivorous, though some were carnivorous.
The relief of this part is consist of the Jurassic and Cretaceous limestone and clay.

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Four upper Jurassic and Cretaceous dinosaur skeletons were to be auctioned on April 16.
The reefs provide a unique window onto marine life in the Jurassic and Cretaceous periods.
The massif consists of Jurassic and Cretaceous formations notched by deep erosion-carved valleys.
They compared the thin sections with those from young plesiosaurs from the Jurassic and Cretaceous.
The basins are primarily filled with Jurassic and Cretaceous shallow water carbonates.
During the Jurassic and Cretaceous periods, species of sharks called Hybodonts and Xenacanthis flourished.
The basin was formed in the Jurassic and Cretaceous periods.
Type 2 ; Jurassic and Cretaceous karstic limestones ; weakly connected to surface water systems.
The geology is mostly of the Jurassic and Cretaceous periods.
They were globally-distributed, abundant, and taxonomically diverse, especially in the Jurassic and Cretaceous.
The mountain range consists of Jurassic and Cretaceous formations.
Some Jurassic and Cretaceous Cidaroida had very heavy, club-shaped spines.
Source rocks are believed to be younger Jurassic and Cretaceous shales.
Throughout the Jurassic and Cretaceous periods, they conquered the Earth.
It preserves fossils dating back to the Jurassic and Cretaceous period.
The fault displaces Triassic, Jurassic and Cretaceous sedimentary rocks, as well as Tertiary volcanic rocks.
Pliosaurs are a large type of marine reptile from the Jurassic and Cretaceous.
There are many fossils from the Jurassic and Cretaceous periods in this area.
Bennettitales were found around the globe during the Triassic, Jurassic and Cretaceous.
They lived during the Jurassic and Cretaceous periods.
The Aristonectidae is a taxonomic family of poorly known plesiosaurs from the Jurassic and Cretaceous periods.
They remained so throughout the Jurassic and Cretaceous periods.
Callipurbeckia is an extinct genus of neopterygian ray-finned fish from the Jurassic and Cretaceous periods.
The cephalopods lived during the Jurassic and Cretaceous periods.
Dinosaurs were the dominant terrestrial vertebrates of the Mesozoic, especially the Jurassic and Cretaceous periods.
They were abundant in the seas of the Jurassic and Cretaceous periods.
Periods of volcanic activity occurred throughout central Canada during the Jurassic and Cretaceous periods.
It ranges from the Triassic period to the Jurassic and cretaceous periods.
They were small carnivores, generally conservative in form, hailing from the Jurassic and Cretaceous Periods.
Plesiosaurs thrived during the Jurassic and Cretaceous.
Ichthyosaurus were a large group of marine reptiles originating during the Triassic, Jurassic and Cretaceous periods.
Much of central Montana is underlain by Jurassic and Cretaceous coal beds.
There are three basic dinosaur eras… the Triassic, Jurassic and Cretaceous.
In 1923, German paleontologist Friedrich von Huene wrote a paper on Jurassic and Cretaceous European carnivorous dinosaurs.
The Iguanodon models represent fossils from the Jurassic and Cretaceous of Europe.

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Examples of using Cretaceous
The time of the end of the cretaceous
Or what the cretaceous looks like
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