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Aepyornithomimus tugrikinensis

Reptilia - Ornithomimidae

Taxonomy
Aepyornithomimus tugrikinensis was named by Chinzorig et al. (2017). Its type specimen is MPC-D 100/130, a set of limb elements (left pes), and it is a 3D body fossil. Its type locality is Tugrikin Shire I [HMNS-GIN], which is in a Campanian dune sandstone in the Djadokhta Formation of Mongolia.

Synonymy list
YearName and author
2017Aepyornithomimus tugrikinensis Chinzorig et al. p. 2
2018Aepyornithomimus tugrikinensis Hunt and Quinn p. 7 fig. 6
2020Aepyornithomimus tugrikinensis Czepiński p. 492
2023Aepyornithomimus tugrikinensis Chamberlain et al. p. 19

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
RankNameAuthor
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Theropoda()
—Neotheropoda
—AverostraPaul 2002
—Tetanurae
—Coelurosauria()
—Maniraptoriformes
—Arctometatarsalia
infraorderOrnithomimosauria
familyOrnithomimidae
genusAepyornithomimus
speciestugrikinensis

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.

†Aepyornithomimus tugrikinensis Chinzorig et al. 2017
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Diagnosis
ReferenceDiagnosis
T. Chinzorig et al. 2017An ornithomimid dinosaur with the following unique characters; unevenly developed pair concavities on the posterior margin of the DT-III; robust distal articular caput of second metatarsal (Mt II) in dorsal view; proximoventrally rounded ridge of phalanx II-1 (II-1); the elongate fourth digit; laterally inclined medial condyle of phalanx IV-1 (IV-1); elongated pedal unguals.
Measurements
No measurements are available
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: Late/Upper Campanian or 83.60000 to 72.20000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Late/Upper Campanian83.6 - 72.2Mongolia (Omnogov) Ornithomimidae indet. (type locality: 55256)