• Source: Calpionella

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.




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:

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

Kata Kunci Pencarian:

• Calpionella
• Berriasian
• Cretaceous
• Calpionellid
• Jurassic
• Calpionellites
• Berriasella jacobi
• Tithonian
• Berriasella