Cretaceous Meaning. What does cretaceous mean. These crucial means of breeding prevailed throughout the Jurassic and Cretaceous times For that matter extant birds are quite different from Jurassic and Cretaceous birds The Cretaceous lasted from about 146 to 65 million years ago.
In 1822 Jean-Baptiste-Julien Omalius dHalloy 1783-1875 used the name Terrain Cretace to describe the strata and associated units of chalk craie in French found in that country. Cretaceous synonyms Cretaceous pronunciation Cretaceous translation English dictionary definition of Cretaceous. What does Cretaceous mean.
Cretaceous adj 1670s chalky from Latin cretaceus chalk-like from creta chalk As a geological period with a capital C- between the Jurassic and the Tertiary it is attested from 1851 a reference to the extensive chalk beds of southeastern England that were laid down during the Cretaceous and studied in the early years of geologyIn reference to the chalk beds cretaceous is.
The Cretaceous period was the time long. What does Cretaceous mean. Cretaceous definition resembling or containing chalk. What does Cretaceous mean.
