PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Sinornithomimus dongi

Reptilia - Theropoda - Ornithomimidae

Taxonomy

Sinornithomimus dongi was named by Kobayashi and Lü (2003). Its type specimen is IVPP V.11797-10, a skeleton, and it is a 3D body fossil. Its type locality is Suhongtu, Ulan Suhai (MHIDP), which is in a Turonian pond claystone/siltstone in the Ulansuhai Formation of China.

Synonymy list

Year	Name and author
2003	Sinornithomimus dongi Kobayashi and Lü p. 237 figs. 2-25
2004	Sinornithomimus dongi Makovicky et al. p. 138
2005	Sinornithomimus dongi Kobayashi and Barsbold p. 120 fig. 6.12
2006	Sinornithomimus dongi Kobayashi and Barsbold p. 203
2007	Sinornithomimus dongi Juárez Valieri et al. p. 61
2008	Sinornithomimus dongi Cerda p. 351
2008	Sinornithomimus dongi Longrich p. 992
2008	Sinornithomimus dongi Varricchio et al. p. 568
2009	Sinornithomimus dongi Buffetaut et al. p. 233
2011	Sinornithomimus dongi Bronowicz p. 482
2011	Sinornithomimus dongi Xu et al. p. 213
2013	Sinornithomimus dongi Ibiricu et al. p. 8
2015	Sinornithomimus dongi Funston et al. p. 186
2016	Sinornithomimus dongi Claessens and Loewen p. 11 fig. 10
2016	Sinornithomimus dongi McFeeters et al. p. 17 fig. 14
2017	Sinornithomimus dongi Averianov et al. p. 199
2017	Sinornithomimus dongi Sereno p. 579
2018	Sinornithomimus dongi Hunt and Quinn p. 7 fig. 6

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
phylum	Chordata	Haeckel 1874
subphylum	Vertebrata
superclass	Gnathostomata
—	Osteichthyes	()
subclass	Sarcopterygii	()
subclass	Dipnotetrapodomorpha	(Nelson 2006)
subclass	Tetrapodomorpha	()
—	Tetrapoda
—	Reptiliomorpha
—	Anthracosauria
subclass	Amphibiosauria	Kuhn 1967
—	Cotylosauria	()
—	Amniota
—	Sauropsida
class	Reptilia
subclass	Eureptilia	()
—	Romeriida
—	Diapsida	()

Rank	Name	Author
—	Archosauromorpha	(Huene 1946)
—	Crocopoda
—	Archosauriformes	Gauthier 1986
—	Eucrocopoda
—	Archosauria	()
informal	Avemetatarsalia
—	Ornithodira
—	Dinosauromorpha
—	Dinosauriformes
—	Dinosauria	()
order	Theropoda
—	Neotheropoda
—	Averostra	Paul 2002
—	Tetanurae
—	Coelurosauria	()
—	Maniraptoriformes
—	Arctometatarsalia
infraorder	Ornithomimosauria
family	Ornithomimidae
genus	Sinornithomimus
species	dongi

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

†Sinornithomimus dongi Kobayashi and Lü 2003

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Diagnosis

No diagnoses are available

Measurements

part	N	mean
skull height	1	65.7

Composition:

hydroxyapatiteinfrao

Entire body:

yesinfrao

Adult length:

1.0 to < 10infrao

Adult width:

0.1 to < 1.0infrao

Adult height:

1.0 to < 10infrao

Thickness:

thickinfrao

Architecture:

compact or denseinfrao

Ontogeny:

accretion, modification of partsinfrao

Grouping:

gregariousinfrao

Environment:

terrestrialinfrao

Locomotion:

actively mobileinfrao

Life habit:

ground dwellinginfrao

Diet:

herbivoreinfrao

Diet 2:

omnivoreinfrao

Reproduction:

oviparousinfrao

Dispersal:

direct/internalinfrao

Dispersal 2:

mobileinfrao

Created:

2005-03-06 14:09:12

Modified:

2005-09-11 19:09:33

Source: infrao = infraorder

Reference: Averianov and Yarkov 2004

Age range: Turonian or 93.90000 to 89.80000 Ma

Collections: one only

Time interval	Ma	Country or state	Original ID and collection number
Turonian	93.9 - 89.8	China (Nei Mongol)	Sinornithomimus dongi (type locality: 55529)