Pabwehshi
Pabwehshi Temporal range:Late Cretaceous,
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Reptilia |
Clade: | Archosauria |
Clade: | Pseudosuchia |
Clade: | Crocodylomorpha |
Clade: | Crocodyliformes |
Clade: | †Notosuchia |
Clade: | †Sebecosuchia |
Family: | †Baurusuchidae |
Subfamily: | †Baurusuchinae |
Genus: | †Pabwehshi Wilsonet al.,2001 |
Species | |
Pabwehshi(meaning "Pab [Formation] beast [" wehshi "inUrdu] ") is anextinctgenusofmesoeucrocodylian.It isbased onGSP-UM 2000, a partial snout and corresponding lower jaw elements, with another snout assigned to it. These specimens were found inMaastrichtian-ageUpper Cretaceousrocks of theVitakriandPab FormationsinBalochistan,Pakistan,and represent the first diagnostic crocodyliformfossilsfrom Cretaceous rocks ofSouth Asia.Pabwehshihad serrated interlocking teeth in its snout that formed a "zig-zag" cutting edge.Pabwehshiwas named in 2001 byJeffrey A. Wilsonand colleagues. Thetype speciesisP. pakistanensis,in reference to the nation where it was found.[1]It was traditionally classified as abaurusuchidclosely related toCynodontosuchusandBaurusuchus.[1][2][3][4][5][6]Larsson and Sues (2007) found close affinity betweenPabwehshiand thePeirosauridaewithinSebecia.[7]Montefeltroet al.Pabwehshihas a sagittal torus on its maxillary palatal shelves – a character that is absent in baurusuchids – but they did not includePabwehshiin their phylogenetic analysis.[8]
References
[edit]- ^abWilson, Jeffrey A.; Malkani, M. Sadiq; Gingerich, Philip D. (2001). "New crocodyliform (Reptilia, Mesoeucrocodylia) from the Upper Cretaceous Pab Formation of Vitakri, Balochistan (Pakistan)".Contributions from the Museum of Paleontology, University of Michigan.30(12): 321–336.
- ^Turner, A.H.; Calvo, J.O. (2005). "A new sebecosuchian crocodyliform from the Late Cretaceous of Patagonia".Journal of Vertebrate Paleontology.25(1): 87–98.doi:10.1671/0272-4634(2005)025[0087:ANSCFT]2.0.CO;2.
- ^Paulo Miranda Nascimento & Hussam Zaher (2010)."A new species ofBaurusuchus(Crocodyliformes, Mesoeucrocodylia) from the Upper Cretaceous of Brazil, with the first complete postcranial skeleton described from the family Baurusuchidae "(PDF).Papéis Avulsos de Zoologia.50(21): 323‑361.doi:10.1590/s0031-10492010002100001.
- ^Turner, A.H.; Sertich, J.W. (2010). "Phylogenetic history ofSimosuchus clarki(Crocodyliformes: Notosuchia) from the Late Cretaceous of Madagascar ".Journal of Vertebrate Paleontology.30(6, Memoir 10): 177–236.doi:10.1080/02724634.2010.532348.S2CID86737170.
- ^Ismar De Souza Carvalho; Vicente De Paula Antunes Teixeira; Mara Lúcia Da Fonseca Ferraz; Luiz Carlos Borges Ribeiro; Agustín Guillermo Martinelli; Francisco Macedo Neto; Joseph J. W. Sertich; Gabriel Cardoso Cunha; Isabella Cardoso Cunha & Patrícia Fonseca Ferraz (2011)."Campinasuchus dinizigen. et sp. nov., a new Late Cretaceous baurusuchid (Crocodyliformes) from the Bauru Basin, Brazil "(PDF).Zootaxa.2871:19–42.doi:10.11646/zootaxa.2871.1.2.
- ^Diego Pol & Jaime E. Powell (2011)."A new sebecid mesoeucrocodylian from the Rio Loro Formation (Palaeocene) of north-western Argentina".Zoological Journal of the Linnean Society.163:S7–S36.doi:10.1111/j.1096-3642.2011.00714.x.hdl:11336/69518.
- ^Larsson, H. C. E.; Sues, H.-D. (2007)."Cranial osteology and phylogenetic relationships ofHamadasuchus rebouli(Crocodyliformes: Mesoeucrocodylia) from the Cretaceous of Morocco ".Zoological Journal of the Linnean Society.149(4): 533–567.doi:10.1111/j.1096-3642.2007.00271.x.
- ^Montefeltro, F.C.; Larsson, H.C.E.; Langer, M.C. (2011). Farke, Andrew Allen (ed.)."A New Baurusuchid (Crocodyliformes, Mesoeucrocodylia) from the Late Cretaceous of Brazil and the Phylogeny of Baurusuchidae".PLOS ONE.6(7): e21916.Bibcode:2011PLoSO...621916M.doi:10.1371/journal.pone.0021916.PMC3135595.PMID21765925.