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Ichthyosaurus breviceps

Reptilia - Ichthyosauridae

Taxonomy
Ichthyosaurus breviceps was named by Owen (1881). It is not extant.

It was recombined as Eurypterygius breviceps by von Huene (1922), Delair (1960).

Synonymy list
YearName and author
1881Ichthyosaurus breviceps Owen
1888Ichthyosaurus breviceps Owen
1889Ichthyosaurus breviceps Lydekker p. 52
1922Eurypterygius breviceps von Huene p. 8
1960Eurypterygius breviceps Delair p. 63
1974Ichthyosaurus breviceps McGowan p. 14 figs. Figs. 7, 8
2000Ichthyosaurus breviceps Maisch and Matzke p. 74
2003Ichthyosaurus breviceps McGowan and Motani
2010Ichthyosaurus breviceps Maisch
2016Ichthyosaurus breviceps Ji et al. p. 12

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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()
RankNameAuthor
—Amniota
—Sauropsida
classReptilia
subclassEureptilia()
—Romeriida
—Diapsida()
—Ichthyosauromorpha
—Ichthyosauriformes
—Ichthyopterygia(Owen 1840)
—Eoichthyosauria
—Ichthyosauria(de Blainville 1835)
—Thunnosauria
familyIchthyosauridaeBonaparte 1841
genusIchthyosaurusKoenig 1818
speciesbrevicepsOwen 1881

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
ReferenceDiagnosis
M. W. Maisch and A. T. Matzke 2000"Orbit very large, snout extremely short, less than 20 maxillary teeth, teeth robust and large, maxilla with small processus postnarialis, premaxilla with long processus supranarialis reaching prefrontal."
Measurements
No measurements are available
Composition: hydroxyapatiteo
Environment: marineo
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Reproduction: viviparouso
Created: 2009-07-20 06:07:40
Modified: 2010-02-23 00:20:57
Source: o = order
Reference: Kiessling 2004

Age range: Early/Lower Sinemurian or 196.50000 to 189.60000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Sinemurian196.5 - 189.6United Kingdom Ichthyosaurus breviceps (139854)
Semicostatum196.5 - 189.6United Kingdom Ichthyosaurus breviceps (42202)