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DeutschCalpionella
| Calpionella | |
|---|---|
| Scientific classification | |
| Domain: | |
| (unranked): | |
| (unranked): | |
| Family: | |
| Genus: | Calpionella Lorenz, 1902 |
| Species | |
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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
[edit]The name is derived from the Greek "κάλπις", meaning "water jug".
Biostratigraphic significance
[edit]The first occurrence of the species Calpionella alpina marks the beginning of the Berriasian and thus Cretaceous.
Distribution
[edit]Fossils of the genus have been found in:[1]
- Jurassic
- Guasasa Formation, Cuba
- Stramberk Formation, Czech Republic
- Cretaceous
- Puke, Albania
- Argiles de Ghriss Formation, Algeria
- Steinmühl Formation, Austria
- Abenaki Formation, Nova Scotia, Canada
- Guasasa Formation, Cuba
- Lake Rożnów, Poland
- Lapos Formation, Romania
- Miravetes and Tollo Formations, Spain
References
[edit]- ^ a b Calpionella at Fossilworks.org
- ^ 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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