Calpionella
Calpionella is an extinct genus of single celled eukaryotes.[1] Their fossils are found in rocks of Upper Jurassic to Lower Cretaceous age.[2]
| Calpionella | |
|---|---|
| Scientific classification | |
| Domain: | |
| (unranked): | |
| (unranked): | |
| Family: | |
| Genus: | Calpionella Lorenz, 1902 |
| Species | |
| |
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
- 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
- Roznow, Poland
- Lapos Formation, Romania
- Miravetes and Tollo Formations, Spain
References
- 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.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.