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Palaeoscaptor tenuis

Mammalia - Erinaceidae

Taxonomy
Palaeoscaptor tenuis was named by Ziegler et al. (2007). Its type specimen is NHMW 2005z0103/0001, a mandible (dext. with m1-m3), and it is not a trace fossil. Its type locality is Tatal Gol, section TAT-D, layer 1, which is in an Oligocene terrestrial mudstone in the Hsanda Gol Formation of Mongolia.

Synonymy list
YearName and author
2007Palaeoscaptor tenuis Ziegler et al. p. 91 figs. Fig. 10/1

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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
subclassSynapsida
Therapsida()
RankNameAuthor
infraorderCynodontia()
Mammaliamorpha
Mammaliaformes
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
Laurasiatheria
Eulipotyphla
familyErinaceidaeFischer von Waldheim 1817
genusPalaeoscaptor
speciestenuis

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.

Palaeoscaptor tenuis Ziegler et al. 2007
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Diagnosis
ReferenceDiagnosis
R. Ziegler et al. 2007Smallest species of the genus with the dental formula 2-1-2-3; mental foramen below anterior root of p4 or under p2; p2 single-rooted; m1 and m2 with well-developed pre- and ectocingulids tapering under the hypoconid; m3 with distinct heel. Upper M1 and M2 without distinct metaconule, without postmetaconule crista. Palaeoscaptor tenuis differs from P. acridens in the reduced number of lower premolars and in the smaller size, from P. rectus in its distinctly smaller size.