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Seldsienean megistorhynchus

Reptilia

Taxonomy
Steneosaurus megistorhynchus was named by Saint-Hilaire (1866). It is a 3D body fossil. Its type locality is Great Oolite, Caen, Normandy (BMNH Tesson collection), which is in a Bathonian marine horizon in the Great Oolite Formation of France.

It was recombined as Seldsienean megistorhynchus by Johnson et al. (2020).

Synonymy list
YearName and author
1866Steneosaurus megistorhynchus Saint-Hilaire
1928Steneosaurus megistorhynchus Perrier p. 3089
1951Steneosaurus megistorhynchus Phizackerley
1987Steneosaurus megistorhynchus Adams-Tresman p. 205
2020Seldsienean megistorhynchus Johnson et al. p. 41

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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
RankNameAuthor
subclassEureptilia()
—Romeriida
—Diapsida()
—Archosauromorpha(Huene 1946)
—Crocopoda
—ArchosauriformesGauthier 1986
—Eucrocopoda
—Archosauria()
—Pseudosuchia(Zittel 1890)
—SuchiaKrebs 1974
—Paracrocodylomorpha
—Loricata(Merrem 1820)
—Crocodylomorpha()
infraorderThalattosuchia()
—Neothalattosuchia
superfamilyTeleosauroideaSaint-Hilaire 1831
genusSeldsienean
speciesmegistorhynchus(Saint-Hilaire 1866)

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.

†Seldsienean megistorhynchus Saint-Hilaire 1866
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatitesubo
Environment: marinesubo
Locomotion: actively mobilesubo
Life habit: nektonicsubo
Diet: carnivoresubo
Created: 2009-07-23 01:12:29
Modified: 2009-07-23 03:12:29
Source: subo = suborder
Reference: Kiessling 2004

Age range: base of the Late/Upper Bathonian to the top of the Bathonian or 167.70000 to 166.10000 Ma

Collections (6 total)


Time interval Ma Country or state Original ID and collection number
Bathonian168.3 - 166.1France (Basse-Normandie) Steneosaurus megistorhynchus (141169)
Bathonian168.3 - 166.1France (Normandie) Steneosaurus megistorhynchus (229475 229476)
Bathonian168.3 - 166.1France Steneosaurus megistorhynchus (type locality: 131997)
Bathonian168.3 - 166.1France (Normandy) Steneosaurus megistorhynchus (138308)
Late/Upper Bathonian167.7 - 164.7United Kingdom (England) Steneosaurus megistorhynchus (52509)