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Dzharaonyx

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Dzharaonyx
Temporal range: Late Cretaceous, Turonian
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Clade: Dinosauria
Clade: Saurischia
Clade: Theropoda
Family: Alvarezsauridae
Subfamily: Parvicursorinae
Genus: Dzharaonyx
Averianov & Sues, 2022
Species:
D. eski
Binomial name
Dzharaonyx eski
Averianov & Sues, 2022

Dzharaonyx (meaning "Dzharakuduk claw", named after the type locality) is a genus of alvarezsaurid theropod dinosaur from the Late Cretaceous Bissekty Formation of Uzbekistan. The type species is Dzharaonyx eski; eski being an Uzbek word for "old".[1]

Description

Dzharaonyx is known from a series of disassociated but well-preserved postcranial material. The form of the humerus is intermediate between that of Patagonykus and Mononykus.[1]

Classification

Phylogenetic analysis places Dzharaonyx in a polytomy including other Asian members of Parvicursorinae. This makes it the oldest parvicursorine known to date.[1]

Alvarezsauridae

Paleoenvironment

Dzharaonyx lived in the Bissekty Formation, which has been intensively studied in recent years. It represents a brackish environment.[3] It coexisted with larger theropods including the dromaeosaurid Itemirus, the tyrannosauroid Timurlengia, and the troodontid Urbacodon. The hadrosaur Levnesovia, ankylosaurs, and the sauropod Dzharatitanis represented the herbivores in this ecosystem.

References

  1. ^ a b c Averianov AO, Sues HD (2022). "New material and diagnosis of a new taxon of alvarezsaurid (Dinosauria, Theropoda) from the Upper Cretaceous Bissekty Formation of Uzbekistan". Journal of Vertebrate Paleontology. 41 (5): e2036174. doi:10.1080/02724634.2021.2036174. S2CID 247391327.
  2. ^ Averianov AO, Lopatin AV (2022). "A new alvarezsaurid theropod dinosaur from the Upper Cretaceous of Gobi Desert, Mongolia". Cretaceous Research. 134: 105168. doi:10.1016/j.cretres.2022.105168. S2CID 247000540.
  3. ^ Template:Cite LSA