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Helagras orellanensis

Reptilia

Taxonomy
Helagras orellanensis was named by Holman (1983). Its type specimen is UKMNHVP 49127, a set of vertebrae (trunk vertebra), and it is not a trace fossil. Its type locality is KU-NEBR-22, which is in an Orellan terrestrial horizon in the Brule Formation of Nebraska.

Synonymy list
YearName and author
1983Helagras orellanensis Holman p. 417

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
RankNameAuthor
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
—Squamata()
suborderOphidia(Latreille 1804)
—Serpentes(Linnaeus 1758)
infraorderAlethinophidia
—Henophidia
genusHelagras
speciesorellanensis

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.

†Helagras orellanensis Holman 1983
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialuc
Locomotion: actively mobilec
Created: 2017-04-17 15:15:35
Modified: 2017-04-17 15:15:35
Source: c = class, subp = subphylum, uc = unranked clade
References: Carroll 1988, Hendy et al. 2009

Age range: Orellan or 33.90000 to 33.30000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Orellan33.9 - 33.3USA (Nebraska) Helagras orellanensis (type locality: 75879)