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Rapaxavis

Rapaxavis a genus of enantiornithine bird. It has been found in the Jiufotang Formation in Liaoning, People's Republic of China.[1]

Rapaxavis
Temporal range: Early Cretaceous, 113 Ma
Holotype
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Clade: Dinosauria
Clade: Saurischia
Clade: Theropoda
Clade: Avialae
Clade: Enantiornithes
Family: Longipterygidae
Genus: Rapaxavis
Morschhauser et al., 2009
Species:
R. pani
Binomial name
Rapaxavis pani
Morschhauser et al., 2009
Speculative life restoration of Rapaxavis pani

In 2006 a specimen was reported, discovered by Pan Lijun at Xiaioyugou near the town of Lianhe, and referred to Longirostravis.[2]

In 2009 this specimen was named and described as the type species Rapaxavis pani by Eric M. Morschhauser, David Varricchio, Gao Chunling, Liu Jinyuan, Wang Xuri, Cheng Xiadong and Meng Qingjin. The generic name combines the Latin rapax, "grasping", with avis, "bird", in reference to the special grasping function of the foot. The specific name honours Pan as discoverer. It is also an allusion to Pan, the god of the forests, because the species was assumed to have been arboreal.[1]

The holotype, DMNH D2522, was found in a layer of the Jiufotang Formation dating from the early Albian. It consists of a nearly complete skeleton with skull, on a slab. When the slab was split from its counterplate, the bones did not split with them, preserving them perfectly. The specimen was in 2009 described after having been observed without any preparation. It represents a subadult individual.[1] Later it was prepared but in an unprofessional way, damaging the skeleton, especially the skull where the entire right jugal bone was removed. Subsequently, it was sent to the Natural History Museum of Los Angeles County where a further preparation took place, which managed to repair some of the damage. The knowledge gained during this process was the basis for a more detailed redescription in 2011.[3]

References edit

  1. ^ a b c Morschhauser, E.M.; Varricchio, D.J.; Gao C.; Liu J.; Wang X.; Cheng X. & Meng Q. (2009). "Anatomy of the Early Cretaceous bird Rapaxavis pani, a new species from Liaoning Province, China". Journal of Vertebrate Paleontology. 29 (2): 545–554. Bibcode:2009JVPal..29..545M. doi:10.1671/039.029.0210. S2CID 84643293.
  2. ^ Morschhauser, E.M., J.-Y. Liu, Q.-J. Meng, and D. Varricchio. 2006. "Anatomical details from a well preserved specimen of Longirostravis (Aves, Enantiornithes) from the Jiufotang Formation, Liaoning Province, China". Journal of Vertebrate Paleontology 26(supplement 3): 103A
  3. ^ O’Connor, J.K., Chiappe, L.M., Gao, C., and Zhao, B. 2011. "Anatomy of the Early Cretaceous enantiornithine bird Rapaxavis pani". Acta Palaeontologica Polonica 56(3): 463–475


rapaxavis, genus, enantiornithine, bird, been, found, jiufotang, formation, liaoning, people, republic, china, temporal, range, early, cretaceous, preꞒ, holotype, scientific, classification, domain, eukaryota, kingdom, animalia, phylum, chordata, clade, dinosa. Rapaxavis a genus of enantiornithine bird It has been found in the Jiufotang Formation in Liaoning People s Republic of China 1 RapaxavisTemporal range Early Cretaceous 113 Ma PreꞒ Ꞓ O S D C P T J K Pg N Holotype Scientific classification Domain Eukaryota Kingdom Animalia Phylum Chordata Clade Dinosauria Clade Saurischia Clade Theropoda Clade Avialae Clade Enantiornithes Family Longipterygidae Genus RapaxavisMorschhauser et al 2009 Species R pani Binomial name Rapaxavis paniMorschhauser et al 2009 Speculative life restoration of Rapaxavis pani In 2006 a specimen was reported discovered by Pan Lijun at Xiaioyugou near the town of Lianhe and referred to Longirostravis 2 In 2009 this specimen was named and described as the type species Rapaxavis pani by Eric M Morschhauser David Varricchio Gao Chunling Liu Jinyuan Wang Xuri Cheng Xiadong and Meng Qingjin The generic name combines the Latin rapax grasping with avis bird in reference to the special grasping function of the foot The specific name honours Pan as discoverer It is also an allusion to Pan the god of the forests because the species was assumed to have been arboreal 1 The holotype DMNH D2522 was found in a layer of the Jiufotang Formation dating from the early Albian It consists of a nearly complete skeleton with skull on a slab When the slab was split from its counterplate the bones did not split with them preserving them perfectly The specimen was in 2009 described after having been observed without any preparation It represents a subadult individual 1 Later it was prepared but in an unprofessional way damaging the skeleton especially the skull where the entire right jugal bone was removed Subsequently it was sent to the Natural History Museum of Los Angeles County where a further preparation took place which managed to repair some of the damage The knowledge gained during this process was the basis for a more detailed redescription in 2011 3 References edit a b c Morschhauser E M Varricchio D J Gao C Liu J Wang X Cheng X amp Meng Q 2009 Anatomy of the Early Cretaceous bird Rapaxavis pani a new species from Liaoning Province China Journal of Vertebrate Paleontology 29 2 545 554 Bibcode 2009JVPal 29 545M doi 10 1671 039 029 0210 S2CID 84643293 Morschhauser E M J Y Liu Q J Meng and D Varricchio 2006 Anatomical details from a well preserved specimen of Longirostravis Aves Enantiornithes from the Jiufotang Formation Liaoning Province China Journal of Vertebrate Paleontology 26 supplement 3 103A O Connor J K Chiappe L M Gao C and Zhao B 2011 Anatomy of the Early Cretaceous enantiornithine bird Rapaxavis pani Acta Palaeontologica Polonica 56 3 463 475 nbsp Paleontology portal nbsp This prehistoric bird article is a stub You can help Wikipedia by expanding it vte Retrieved from https en wikipedia org w index php title Rapaxavis amp oldid 1197223368, wikipedia, wiki, book, books, library,

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