Biology:Sahonachelyidae

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Short description: Extinct family of turtles


Sahonachelyidae
Temporal range: 72–66 Ma
Rsos210098f03.gif
Skull of Sahonachelys
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Testudines
Suborder: Pleurodira
Hyperfamily: Pelomedusoides
Family: Sahonachelyidae
Joyce et al, 2021
Genera

Sahonachelys
Sokatra

Sahonachelyidae is an extinct family of pelomedusoid turtles from the Late Cretaceous (Maastrichtian) Maevarano Formation of Madagascar . The clade was recognized in 2021 by Joyce et al., and contains two genera: Sahonachelys and Sokatra. The clade is characterized by the presence of a reduced contribution of the maxilla to the floor of the orbit, and, the presence of a distinct posterior process of the maxilla. The clade went extinct at the end of the Cretaceous period during the K-Pg extinction event.[1]

References

  1. Joyce, W. G.; Rollot, Y.; Evers, S. W.; Lyson, T. R.; Rahantarisoa, L. J.; Krause, D. W. (2021). "A new pelomedusoid turtle, Sahonachelys mailakavava, from the Late Cretaceous of Madagascar provides evidence for convergent evolution of specialized suction feeding among pleurodires". Royal Society Open Science 8 (5): Article ID 210098. doi:10.1098/rsos.210098. PMID 34035950. Bibcode2021RSOS....810098J. 


Wikidata ☰ Q107121181 entry