Protolamna is an extinct genus of mackerel shark from the Cretaceous Period.[1] The genus is known from Europe, Asia and North America.[2]
| Protolamna | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Class: | Chondrichthyes |
| Subclass: | Elasmobranchii |
| Order: | Lamniformes |
| Family: | †Pseudoscapanorhynchidae |
| Genus: | †Protolamna Cappetta, 1985 |
| Type species | |
| Protolamna sokolovi Cappetta 1980
| |
Species
editSeven species are currently attributed to this genus, including the following:[1]
- P. borodini (Maastrichtian, New Jersey)
- P. carteri (Cenomanian, Texas)
- P. compressidens (Turonian-Coniacian, Belgium, France, Texas)
- P. gigantea (Cenomanian, Minnesota)
- P. ricaurtei (Barremian-Aptian Paja Formation, Colombia)[3]
- P. roanokeensis (Albian, Texas)
- P. sokolovi (Aptian-Albian, Russia)
References
edit- ^ a b Kriwet, Jürgen; Klug, Stefanie; Canudo, José I.; Cuenca-Bescos, Gloria (October 2008). "A new Early Cretaceous lamniform shark (Chondrichthyes, Neoselachii)". Zoological Journal of the Linnean Society. 154 (2): 278–290. doi:10.1111/j.1096-3642.2008.00410.x.
- ^ "elasmo.com". www.elasmo.com. Retrieved 2020-08-15.
- ^ Carrillo Briceño et al., 2019
Bibliography
edit- Carrillo Briceño, Jorge D.; Parra, Juan; Luque, Javier (2019), "A new lamniform shark Protolamna ricaurtensis sp. nov. from the Lower Cretaceous of Colombia", Cretaceous Research, 95: 336–340, Bibcode:2019CrRes..95..336C, doi:10.1016/j.cretres.2018.12.007, retrieved 2019-03-12
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