Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Excalibosaurus costini

Reptilia

Taxonomy
Excalibosaurus costini was named by Motani (1999). It is not extant. Its type specimen is BRSMG Cc881, a partial skeleton (Skull, forefin, part of pectoral girdle and some vertebrae and ribs). Its type locality is Lilstock, which is in a Sinemurian marine horizon in the United Kingdom.

It was recombined as Eurhinosaurus costini by Maisch and Matzke (2000).

Synonymy list
YearName and author
1999Excalibosaurus costini Motani p. 482
2000Eurhinosaurus costini Maisch and Matzke p. 73
2003Excalibosaurus costini McGowan
2003Excalibosaurus costini McGowan and Motani
2010Excalibosaurus costini Maisch
2013Excalibosaurus costini Fischer et al.
2016Excalibosaurus costini Ji et al. p. 12

Is something missing? Join the Paleobiology Database and enter the data

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)
—Parvipelvia
—NeoichthyosauriaSander 2000
genusExcalibosaurusMcGowan 1986
speciescostini

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.

†Excalibosaurus costini Motani 1999
show all | hide all
Diagnosis
ReferenceDiagnosis
R. Motani 1999Overbite moderate; manual digit V without proximal ossifications; notch in radius but not in other leading-edge elements.
M. W. Maisch and A. T. Matzke 2000"Overbite moderate, mandible exceeding 60% of skull length, forefin moderately long and slender."
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: Sinemurian or 199.30000 to 190.80000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Sinemurian199.3 - 190.8United Kingdom (Somerset) Excalibosaurus costini (type locality: 142711 142712)