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Ogmodirus

Reptilia - Plesiosauria - Elasmosauridae

Taxonomy
Ogmodirus was named by Williston and Moodie (1913) [Sepkoski's age data: K u]. It is not extant. Its type is Ogmodirus martinii.

It was assigned to Elasmosauridae by Hay (1930); to Alzadasaurinae by Welles (1962); and to Plesiosauria by Sepkoski (2002).

Species
O. martinii (type species)

Synonyms
  • Ogmodirus martinii was named by Williston and Moodie (1917). Its type specimen is KUVP 441, a set of postcrania (incomplete juvenile skeleton consisting of 51 cervical and 18 caudal vertebral centra, various rib and spine fragments, and portions of the limbs and limb girdl), and it is a 3D body fossil. Its type locality is near Aurora (KUVP), which is in a Turonian marine limestone in the Greenhorn Limestone Formation of Kansas. It is the type species of Ogmodirus.

    It was considered a nomen vanum by Welles (1962); it was considered a nomen dubium by Storrs (1999).
Synonymy list
YearName and author
1913Ogmodirus Williston and Moodie
1917Ogmodirus martinii Williston and Moodie pp. 61-73
1930Ogmodirus Hay p. 119
1930Ogmodirus martinii Hay p. 119
1962Ogmodirus Welles p. 4
2002Ogmodirus Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
RankNameAuthor
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
suborderSauropterygia
orderPlesiosauriade Blainville 1835
superfamilyPlesiosauroideaWelles 1943
familyElasmosauridaeCope 1869
subfamilyAlzadasaurinae
genusOgmodirusWilliston and Moodie 1913

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.

G. †Ogmodirus Williston and Moodie 1913
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Invalid names: Ogmodirus martinii Williston and Moodie 1917 [nomen dubium]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: hydroxyapatiteo
Environment: marineo
Locomotion: actively mobileo
Life habit: aquatico
Depth habitat: surfaceo
Diet: carnivoreo
Reproduction: viviparouso
Created: 2009-07-20 06:05:48
Modified: 2011-08-12 01:58:15
Source: o = order
Reference: Kiessling 2004

Age range: Early/Lower Turonian or 93.50000 to 89.30000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Early/Lower Turonian93.5 - 89.3USA (Kansas) O. martini (117817)