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Deccansaurus

From Wikipedia, the free encyclopedia
Extinct genus of scincomorphan (potentially a stem-cordyliform) lizard

Deccansaurus
Temporal range: LatestMaastrichtian or earliestDanian,66.5–65.5 Ma
Scientific classificationEdit this classification
Domain:Eukaryota
Kingdom:Animalia
Phylum:Chordata
Class:Reptilia
Order:Squamata
Infraorder:Scincomorpha
Clade:Cordyliformes
Genus:Deccansaurus
Yadavet al, 2023
Species:
D. paleoindicus
Binomial name
Deccansaurus paleoindicus
Yadav, Bajpai, Maurya & Čerňanský, 2023

Deccansaurus ("Deccan Traps lizard") is anextinctgenus ofscincomorphan (potentially a stem-cordyliform)lizard from the latestCretaceous or earliestPaleocene ofIndia. A singlespecies is known,D. paleoindicus, represented byjaws and someosteoderm fragments from theIntertrappean Beds of theDhar district inMadhya Pradesh.[1]

The morphology ofDeccansaurus suggests that it was a distant relative of modernskinks. In addition, it shares close similarities with members of the cladeCordyliformes (represented in the modern day byCordylidae andGerrhosauridae from mainlandAfrica andMadagascar), which would potentially mark the first occurrence of this group from theIndian subcontinent, which at the time was anisland continent that had split from Madagascar several million years prior. An extinct cordyliform,Konkasaurus, is also known from the latest Cretaceous of Madagascar and shares many features withDeccansaurus, indicating close similarities between the faunas of India and Madagascar at the time and their shared ancestries.[1][2][3]

References

[edit]
  1. ^abYadav, Ravi; Bajpai, Sunil; Maurya, A. S.; Čerňanský, Andrej (2023-10-01)."The first potential cordyliform (Squamata, Scincoidea) from India (uppermost Cretaceous – lowermost Paleocene): An African lizard clade brings possible implications for Indo-Madagascar biogeographic links".Cretaceous Research.150: 105606.Bibcode:2023CrRes.15005606Y.doi:10.1016/j.cretres.2023.105606.ISSN 0195-6671.
  2. ^"Presence of African reptiles in India confirms that these territories once belonged together".uniba.sk. Retrieved2023-12-14.
  3. ^a.s, Petit Press (2023-07-15)."Scientists find fossil lizard from the dinosaur era in India".spectator.sme.sk. Retrieved2023-12-14.
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