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Oplosaurus armatus

Reptilia

Taxonomy
Oplosaurus armatus was named by Gervais (1859) [Listed in this reference as having been published by Gervais in 1852, but does not appear in that work.]. Its type specimen is BMNH R.964, a tooth, and it is a 3D body fossil. Its type locality is Brixton Bay sauropod (BMNH), which is in a Valanginian/Barremian marine claystone in the United Kingdom. It is the type species of Oplosaurus.

It was recombined as Pelorosaurus armatus by Lydekker (1889); it was synonymized subjectively with Pelorosaurus hulkei by Steel (1970); it was synonymized subjectively with Pelorosaurus conybeari by McIntosh (1990); it was misspelled as Hoplosaurus armatus by Woodward and Sherborn (1890), Lydekker (1890), Lydekker (1893), Lydekker (1893), Lydekker (1893), Lydekker (1895), Van Den Broeck (1900) and Nopcsa (1901); it was considered a nomen dubium by Naish and Martill (2001) and Ruiz-Omeñaca and Canudo (2003).

Synonymy list
YearName and author
1859Oplosaurus armatus Gervais p. 464
1889Pelorosaurus armatus Lydekker p. 325
1890Hoplosaurus armatus Lydekker
1890Hoplosaurus armatus Woodward and Sherborn p. 231
1893Hoplosaurus armatus Lydekker p. 6
1895Hoplosaurus armatus Lydekker p. 330
1900Hoplosaurus armatus Van Den Broeck p. 82
1901Hoplosaurus armatus Nopcsa p. 214
2004Oplosaurus armatus Upchurch et al. p. 261
2007Oplosaurus armatus Naish and Martill p. 499
2007Oplosaurus armatus Sánchez-Hernández et al. p. 199

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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()
—Saurischia()
—Sauropoda()
genusOplosaurus
speciesarmatus

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.

†Oplosaurus armatus Gervais 1859
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatiteinfrao
Entire body: yesinfrao
Adult length: 10 to < 100infrao
Adult width: 10 to < 100infrao
Adult height: 10 to < 100infrao
Thickness: thickinfrao
Architecture: compact or denseinfrao
Form: sphericalinfrao
Ontogeny: accretion, modification of partsinfrao
Grouping: gregariousinfrao
Environment: terrestrialinfrao
Locomotion: actively mobileinfrao
Life habit: ground dwellinginfrao
Diet: herbivoreinfrao
Reproduction: oviparousinfrao
Dispersal: direct/internalinfrao
Dispersal 2: mobileinfrao
Created: 2004-12-14 12:49:10
Modified: 2004-12-14 14:49:10
Source: infrao = infraorder
Reference: Marsh 1875

Age range: base of the Valanginian to the top of the Barremian or 139.80000 to 125.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Valanginian - Barremian139.8 - 125.0United Kingdom (England) Sauria indet. (type locality: 52575)