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== Taxonomy == | == Taxonomy == | ||
The genus was erected in 1965 by ], when describing two new species discovered northwest Australia. The author recognised an |
The genus was erected in 1965 by ], when describing two new species discovered northwest Australia. The author recognised an affinity with other genera allied to the ] family that had been uncovered in Africa, and proposed their arrangement to a new ] ].<ref>{{cite journal | author = Cosgriff, J. W. | year = 1965 | title = A new genus of Temnospondyli from the Triassic of Western Australia | journal = Journal and Proceedings of the Royal Society of Western Australia | volume = 48 | pages = 65–90 |url=https://biodiversitylibrary.org/page/50787086 }}</ref> | ||
] | ] | ||
Revision as of 17:56, 23 May 2019
Deltasaurus Temporal range: Late Triassic | |
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Restoration of Deltasaurus kimberleyensis | |
Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Order: | †Temnospondyli |
Suborder: | †Stereospondyli |
Family: | †Rhytidosteidae |
Subfamily: | †Derwentiinae |
Genus: | †Deltasaurus Cosgriff, 1965 |
Species | |
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Deltasaurus is an extinct genus of Carnian temnospondyl amphibian of the Rhytidosteidae family.
Taxonomy
The genus was erected in 1965 by John W. Cosgriff, when describing two new species discovered northwest Australia. The author recognised an affinity with other genera allied to the Rhytidosteidae family that had been uncovered in Africa, and proposed their arrangement to a new superfamily Rhytidosteoidea.
It is the most common animal fossil of the Blina Shale, a fossil deposit at the eastern end of the Erskine Range in the Kimberley region of Western Australia. A specimen has also been collected from the Knocklofty Sandstone deposit in Tasmania.
The genus places two fossil taxa, Deltasaurus kimberleyensis, the type species which grew to around 90 centimetres in length, and Deltasaurus pustulatus, also described by Cosgriff in 1965.
It had four limbs and a tail, and numerous tiny teeth. It is thought to have been a predator of fish.
References
- Cosgriff, J.W. (1965). "A new genus of Temnospondyli from the Triassic of-Western Australia". Journal of the Royal Society of Western Australia. 48: 65–90.
- Cosgriff, J. W. (1965). "A new genus of Temnospondyli from the Triassic of Western Australia". Journal and Proceedings of the Royal Society of Western Australia. 48: 65–90.
- ^ Warren, Anne (1987). "An Ancient Amphibian from Western Australia". In Hand, Suzanne and Michael Archer (ed.). The Antipodean Ark. Angus & Robertson. ISBN 0-207-15664-6.
Taxon identifiers | |
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Deltasaurus |