Johnlonginae
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Johnlonginae Temporal range:
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Scientific classification ![]() | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Chondrichthyes |
Subclass: | Elasmobranchii |
Subdivision: | Selachimorpha |
Superorder: | Galeomorphii |
Order: | Lamniformes |
Family: | Odontaspididae |
Subfamily: | †Johnlonginae Shimada, 2015 |
Genera | |
Johnlonginae is an extinct subfamily of sand shark with two genera: Johnlongia and Pseudomegachasma. The latter genus is thought to have evolved from former. They are among the older sand sharks, and are only known from the Cretaceous period.[1]
References
- ^ "SHIMADA, K. & POPOV, E.V. & SIVERSSON, M. & WELTON, B.J. & LONG, D.L. (2015) | Literature | Shark-References". shark-references.com. Retrieved 2016-05-08.
Categories:
- Articles with short description
- Short description is different from Wikidata
- Articles with 'species' microformats
- Taxonbars without primary Wikidata taxon IDs
- Cretaceous sharks
- Odontaspididae
- Prehistoric animal subfamilies
- Fish subfamilies
- Fossil taxa described in 2015
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- Prehistoric shark stubs
- Cretaceous fish stubs