Calpionella
(
Inglês
)
fornecido por wikipedia EN
Calpionella is an extinct genus of calpionellid, a group of single celled eukaryotes.[1] Their fossils are found in rocks of Upper Jurassic to Lower Cretaceous age.[2]
Etymology
The name is derived from the Greek "κάλπις", meaning "water jug".
Biostratigraphic significance
The first occurrence of the species Calpionella alpina marks the beginning of the Berriasian and thus Cretaceous.
Distribution
Fossils of the genus have been found in:[1]
- Jurassic
- Cretaceous
References
-
^ a b Calpionella at Fossilworks.org
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^ Bolli, Hans M.; Saunders, John B.; Fancett, Katharina Perch-Nielsen, eds. (1989). Plankton stratigraphy (1st paperback ed.). Cambridge [Cambridgeshire]: Cambridge University Press. ISBN 978-0521367196.
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Calpionella: Brief Summary
(
Inglês
)
fornecido por wikipedia EN
Calpionella is an extinct genus of calpionellid, a group of single celled eukaryotes. Their fossils are found in rocks of Upper Jurassic to Lower Cretaceous age.
- licença
- cc-by-sa-3.0
- direitos autorais
- Wikipedia authors and editors