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Ovaloolithus utahensis

Reptilia - Ovaloolithidae

Taxonomy
Ovaloolithus utahensis was named by Bray (1999). It is not extant. It is considered to be a form taxon. Its type specimen is UCM 47621, an egg (eggshell fragments). Its type locality is One Egg Locality, which is in a Maastrichtian terrestrial horizon in the North Horn Formation of Utah.

Synonymy list
YearName and author
1999Ovaloolithus utahensis Bray p. 369 fig. 6

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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()
—Archosauromorpha(Huene 1946)
RankNameAuthor
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
informalAvemetatarsalia
—Ornithodira
—Dinosauromorpha
—Dinosauriformes
—Dinosauria()
—Ornithischia()
—Genasauria
—Cerapoda
—Ornithopoda()
—Clypeodonta
—Iguanodontia()
—Dryomorpha
—Styracosterna
—Hadrosauriformes
—Hadrosauroidea()
familyOvaloolithidae
genusOvaloolithus
speciesutahensis

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.

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Diagnosis
No diagnoses are available
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: gregariouso
Environment: terrestrialo
Locomotion: actively mobileo
Life habit: ground dwellingo
Diet: herbivoresubo
Reproduction: oviparouso
Dispersal: direct/internalo
Dispersal 2: mobileo
Created: 2009-01-03 20:40:05
Modified: 2009-01-03 22:40:05
Source: subo = suborder, o = order
References: Marsh 1875, Benton 1983

Age range: base of the Late/Upper Maastrichtian to the top of the Lancian or 70.60000 to 66.00000 Ma

Collections (5 total)


Time interval Ma Country or state Original ID and collection number
Maastrichtian72.1 - 66.0USA (Utah) Ovaloolithus utahensis (138566 138567)
Lancian70.6 - 66.0USA (Utah) Ovaloolithus utahensis (14599)
Late/Upper Maastrichtian70.6 - 66.0USA (Utah) Ovaloolithus utahensis (45722 type locality: 138563)