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Orkoraptor ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	Not linked to a GBIF record.
PaleoBioDB ID (PBDB)	122475	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=122475

Rank

genus (PBDB)

Taxonomy (PBDB)

Life : Animalia : Chordata : Saurischia : Avetheropoda : Megaraptoridae : Orkoraptor

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Triploblastica	Lankester 1877
-	Nephrozoa	Jondelius et al. 2002
-	Deuterostomia	Grobben 1908
phylum	Chordata	Haeckel 1847
subphylum	Vertebrata	Lamarck 1801
superclass	Gnathostomata	Gegenbauer 1874
-	Osteichthyes
-	Sarcopterygii	Romer 1955
subclass	Dipnotetrapodomorpha
subclass	Tetrapodomorpha
-	Tetrapoda
-	Reptiliomorpha	Säve-Söderbergh 1934
-	Anthracosauria	Säve-Söderbergh 1934
-	Batrachosauria
-	Cotylosauria
-	Amniota	Haeckel 1866
-	Sauropsida	Huxley 1864
class	Reptilia	Laurenti 1768
subclass	Eureptilia
-	Romeriida	Gauthier et al. 1988
-	Diapsida
-	Eosuchia
-	Neodiapsida	Benton 1985
-	Sauria	Gauthier 1984
-	Archosauromorpha
-	Crocopoda	Ezcurra 2016
-	Archosauriformes	Gauthier 1986
-	Eucrocopoda	Ezcurra 2016
-	Archosauria
informal	Avemetatarsalia	Benton 1999
-	Ornithodira	Gauthier 1986
-	Dinosauromorpha	Benton 1985
-	Dinosauriformes	Novas 1992
-	Dinosauria
-	Saurischia
-	Theropoda
-	Neotheropoda	Bakker 1986
-	Averostra	Paul 2002
-	Tetanurae	Gauthier 1986
order	Avetheropoda	Paul 1988
-	Carnosauria
superfamily	Allosauroidea	Currie and Zhao 1994
family	Neovenatoridae	Benson et al. 2010
-	Megaraptora	Benson et al. 2010
family	Megaraptoridae	Novas et al. 2013
genus	Orkoraptor	Novas et al. 2008

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Orkoraptor	genus	belongs to Maniraptora	stated without evidence	Novas et al., 2008
Orkoraptor	genus	belongs to Coelurosauria	stated without evidence	Ezcurra, 2009
Orkoraptor	genus	belongs to Megaraptora	stated with evidence	Benson et al., 2010
Orkoraptor	genus	belongs to Megaraptoridae	stated without evidence	White et al., 2015
Orkoraptor	genus	belongs to Megaraptoridae	stated with evidence	Coria and Currie, 2016
Orkoraptor	genus	belongs to Megaraptoridae	stated without evidence	Brougham et al., 2019

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

83.6 - 66.0 Ma
Late/Upper Cretaceous

Last Recorded Appearance

83.6 - 66.0 Ma
Late/Upper Cretaceous

Environment

terrestrial (based on Theropoda)

Motility

actively mobile (based on Theropoda)

Diet

carnivore (based on Carnosauria)

Reproduction

oviparous, dispersal=direct/internal,mobile (based on Theropoda)

Ontogeny

accretion,modification of parts (based on Theropoda)

Taphonomy

hydroxylapatite,compact or dense (based on Theropoda)

Primary Reference (PBDB)

F. E. Novas, M. D. Ezcurra, and A. Lecuona. 2008. Orkoraptor burkei nov. gen. et sp., a large theropod from the Maasdtrichtian Pari Aike Formation, southern Patagonia, Argentina. Cretaceous Research 29

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Orkoraptor burkei ✝ species	listed (PBDB)		1	83.6 Ma Late/Upper Cretaceous	83.6 Ma Late/Upper Cretaceous

Synonymy List

Year	Name and Author
2008	Orkoraptor Novas et al.
2009	Orkoraptor Ezcurra p. 1342
2010	Orkoraptor Benson et al. p. 76
2012	Orkoraptor Carrano et al. p. 254
2015	Orkoraptor White et al. p. 2
2016	Orkoraptor Coria and Currie p. 45
2019	Orkoraptor Brougham et al. p. 12

References

Novas F. E., Ezcurra M. D., et al (2008) Orkoraptor burkei nov. gen. et sp., a large theropod from the Maasdtrichtian Pari Aike Formation, southern Patagonia, Argentina, Cretaceous Research 29 doi:10.1016/j.cretres.2008.01.001

Ezcurra M. D. (2009) Theropod remains from the uppermost Cretaceous of Colombia and their implications for the palaeozoogeography of western Gondwana, Cretaceous Research 30, 1339-1344 doi:10.1016/j.cretres.2009.08.004

Benson R. B. J., Carrano M. T., et al (2010) A new clade of archaic large-bodied predatory dinosaurs (Theropoda: Allosauroidea) that survived to the latest Mesozoic, Naturwissenschaften 97, 71-78 doi:10.1007/s00114-009-0614-x

Carrano M. T., Benson R. B. J., et al (2012) The phylogeny of Tetanurae (Dinosauria: Theropoda), Journal of Systematic Palaeontology 10 2, 211-300 doi:10.1080/14772019.2011.630927

Coria R. A., Currie P. J. (2016) A new megaraptoran dinosaur (Dinosauria, Theropoda, Megaraptoridae) from the Late Cretaceous of Patagonia, PLoS ONE 11 7, e0157973:1-53 doi:10.1371/journal.pone.0157973

Brougham T., Smith E. T., et al (2019) New theropod (Tetanurae: Avetheropoda) material from the ‘mid’-Cretaceous Griman Greek Formation at Lightning Ridge, New South Wales, Australia, Royal Society Open Science 6, 180826:1-18 doi:10.1098/rsos.180826

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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