cretaceous
Collocations
4ADJ.
jurassic, late, subsequent, triassic
VERB + CRETACEOUS
correlated, dwindled
CRETACEOUS + NOUN
era, explosion, period, periods, sue
PREP.
during, in, in, with
Definitions
name
The geologic period within the Mesozoic era that comprises lower and upper epochs from about 146 to 66 million years ago.
As with the Lejeuneaceae, this pattern of massive speciation appears to be correlated with the Cretaceous explosion of the angiosperms and the simultaneous creation of a host of new microenvironments, differing in humidity, light intensity, texture, etc.
Fossils are particularly well described from the Carboniferous, Triassic, Jurassic and Cretaceous periods and have been found in the USA, England, Russia, Lebanon and Germany. Sites such as Lyme Regis in Dorset have particularly yielded number of Jurassic “squid” ink sacs and nodules (Doguzhaeva et al. 2004).
adj
Of or relating to chalk.
Consisting of chalk.
Thesaurus
Synonyms
Antonyms
Idioms & Phrases
Example Bank
6As with the Lejeuneaceae, this pattern of massive speciation appears to be correlated with the Cretaceous explosion of the angiosperms and the simultaneous creation of a host of new microenvironments,
WiktionaryFossils are particularly well described from the Carboniferous, Triassic, Jurassic and Cretaceous periods and have been found in the USA, England, Russia, Lebanon and Germany. Sites such as Lyme Regis
WiktionaryThe first dinosaurs were modestly sized, a far cry from the immense dinosaurs of the subsequent Jurassic and Cretaceous Periods.
Tatoeba · #6990355Elasmosaurs are a genus of plesiosaur that lived in North America during the Late Cretaceous.
Tatoeba · #9171123Nasutoceratops — which means big-nosed horn face — lived 76 million years ago, in the late Cretaceous period, in what was then a subtropical swampy environment.
Tatoeba · #11192006Stegosaurs dwindled in the Cretaceous and appear to have gone extinct before the end of the period.
Tatoeba · #12154755