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Tubercuoolithus tetonensis

Reptilia

Taxonomy
Tubercuoolithus tetonensis was named by Jackson and Varricchio (2010). It is considered to be a form taxon. Its type specimen is ES 145, an egg, and it is a 3D body fossil. Its type locality is First Find Microsite (OTM 99-19), which is in a Campanian terrestrial horizon in the Two Medicine Formation of Montana.

Synonymy list
YearName and author
2010Tubercuoolithus tetonensis Jackson and Varricchio pp. 1150-1151 fig. 9
2014Tubercuoolithus tetonensis Sellés et al. p. 49

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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
RankNameAuthor
classReptilia
subclassEureptilia()
Romeriida
Diapsida()
Archosauromorpha(Huene 1946)
Crocopoda
ArchosauriformesGauthier 1986
Eucrocopoda
Archosauria()
informalAvemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosauria()
Theropoda()
genusTubercuoolithus
speciestetonensis

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.

Tubercuoolithus tetonensis Jackson and Varricchio 2010
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Diagnosis
ReferenceDiagnosis
F. D. Jackson and D. J. Varricchio 2010(as Combination of Characters)—Tubercuoolithus is diagnosed by the following unique combination of features. Eggshell thickness from 831 μm to 1186 μm, including the broad, domed tubercles; straight contact and abrupt transition between mammillary and cryptoprismatic layers; mammillary/cryptoprismatic layer thickness ratio of about 1:3; angusticanaliculate pores; ramotuberculate-anastomotuberculate ornamentation. Polarities of these character states are unknown because most characters also occur in some combination of avian and non-avian theropod eggs, both within and outside of egg parataxonomy.
Measurements
No measurements are available
Composition: hydroxyapatiteo
Entire body: yeso
Adult length: 10 to < 100o
Adult width: 1.0 to < 10o
Adult height: 1.0 to < 10o
Architecture: compact or denseo
Ontogeny: accretion, modification of partso
Grouping: solitaryo
Environment: terrestrialo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: carnivoreo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2004-12-14 12:50:08
Modified: 2004-12-14 14:50:08
Source: o = order
Reference: Marsh 1875

Age range: Early/Lower Campanian or 83.50000 to 70.60000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Campanian83.5 - 70.6USA (Montana) Tubercuoolithus tetonensis (type locality: 94368 102181)