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Phascolotherium simpsoni

Mammalia - Amphilestidae

Taxonomy
Phascolotherium simpsoni was named by Butler and Sigogneau-Russel (2016). Its type specimen is NHM M46115, a tooth (left lower molar), and it is a 3D body fossil. Its type locality is Watton Cliff (West Cliff), Dorset, which is in a Bathonian crevasse splay mixed carbonate-siliciclastic in the Forest Marble Formation of the United Kingdom.

Synonymy list
YearName and author
2016Phascolotherium simpsoni Butler and Sigogneau-Russel p. 47 figs. Fig. 3C

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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
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Theriamorpha(Rowe 1993)
familyAmphilestidae(Osborn 1888)
genusPhascolotheriumOwen 1838
speciessimpsoni

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.

†Phascolotherium simpsoni Butler and Sigogneau-Russel 2016
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Diagnosis
ReferenceDiagnosis
P. M. Butler and D. Sigogneau-Russel 2016Lower molars differ from those of Amphilestes in having cusps b and c more separate and slightly divergent. Differs from Phascolotherium bucklandi in smaller size, cusp a less enlarged in compar- ison with b and c; e and f better developed and separated by a deep indentation; lingual cingulum without elevations; smooth enamel.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialc
Locomotion: actively mobilec
Life habit: ground dwellingsubf
Diet: carnivoresubf
Created: 2005-09-07 14:50:51
Modified: 2005-09-07 16:50:51
Source: subf = subfamily, c = class, subp = subphylum
References: Kielan-Jaworowska et al. 2004, Carroll 1988, Hendy et al. 2009, Hopson 1973

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

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Bathonian168.3 - 166.1United Kingdom (England) Phascolotherium simpsoni (52507)
Late/Upper Bathonian167.7 - 164.7United Kingdom (England) Phascolotherium simpsoni (type locality: 57124)