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Bistahieversor ✝

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Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	Not linked to a GBIF record.
PaleoBioDB ID (PBDB)	163807	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=163807

Rank

genus (PBDB)

Taxonomy (PBDB)

Life : Animalia : Chordata : Saurischia : Avetheropoda : Bistahieversor

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
suborder	Coelurosauria	Huene 1914
superfamily	Tyrannosauroidea	Walker 1964
genus	Bistahieversor	Carr and Williamson 2010

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Bistahieversor	genus	belongs to Tyrannosauroidea	stated with evidence	Carr and Williamson, 2010
Bistahieversor	genus	belongs to Tyrannosauridae	stated without evidence	Dalman, 2013
Bistahieversor	genus	belongs to Tyrannosauroidea	stated with evidence	Lu et al., 2014
Bistahieversor	genus	belongs to Tyrannosauridae	stated without evidence	Jasinski, 2015
Bistahieversor	genus	belongs to Tyrannosauroidea	stated with evidence	Carr et al., 2017

Status (PBDB)

extinct

Taxon Size (PBDB)

First Recorded Appearance

83.5 - 70.6 Ma
Late/Upper Cretaceous

Last Recorded Appearance

83.5 - 70.6 Ma
Late/Upper Cretaceous

Environment

terrestrial (based on Theropoda)

Motility

actively mobile (based on Theropoda)

Diet

carnivore (based on Coelurosauria)

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)

T. D. Carr and T. E. Williamson. 2010. Bistahieversor sealeyi, gen. et sp. nov., a new tyrannosauroid from New Mexico and the origin of deep snouts in Tyrannosauroidea. Journal of Vertebrate Paleontology 30(1):1-16

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Bistahieversor sealeyi ✝ species	listed (PBDB)		4	83.5 Ma Late/Upper Cretaceous	83.5 Ma Late/Upper Cretaceous

Synonymy List

Year	Name and Author
2010	Bistahieversor Carr and Williamson p. 1
2011	Bistahieversor Carr et al.
2013	Bistahieversor Dalman p. 241
2014	Bistahieversor Lu et al.
2015	Bistahieversor Jasinski p. 79
2017	Bistahieversor Carr et al. p. 9s

References

Carr T. D., Williamson T. E. (2010) Bistahieversor sealeyi, gen. et sp. nov., a new tyrannosauroid from New Mexico and the origin of deep snouts in Tyrannosauroidea, Journal of Vertebrate Paleontology 30 1, 1-16

Carr T. D., Williamson T. E., et al (2011) Evidence for high taxonomic and morphologic tyrannosauroid diversity in the Late Cretaceous (Late Campanian) of the American Southwest and a new short-skulled tyrannosaurid from the Kaiparowits Formation of Utah, Naturwissenschaften 98 3, 241-246 doi:10.1007/s00114-011-0762-7

Dalman S. G. (2013) New examples of Tyrannosaurus rex from the Lance Formation of Wyoming, United States, Bulletin of the Peabody Museum of Natural History 54 2, 241-254 doi:10.3374/014.054.0202

Lu J., Yi L., et al (2014) A new clade of Asian Late Cretaceous long-snouted tyannosaurids, Nature Communications, 1-10 doi:10.1038/ncomms4788

Jasinski S. E. (2015) A new dromaeosaurid (Theropoda: Dromaeosauridae) from the Late Cretaceous of New Mexico, Fossil Record 4. New Mexico Museum of Natural History and Science Bulletin 67, 79-88

Carr T. D., Varricchio D. J., et al (2017) A new tyrannosaur with evidence for anagenesis and crocodile-like facial sensory system, Scientific Reports 7, 44942:1-11 doi:10.1038/srep44942

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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