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Keramidomys anwilensis

Mammalia - Rodentia - Eomyidae

Taxonomy
Keramidomys anwilensis was named by Engesser (1972). Its type specimen is NMB Al. 247, Switzerland, a mandible (Mand. dext. with i, m1 and m2). Its type locality is Anwil, Baselland, which is in a MN 7 + 8 fluvial-lacustrine horizon in Switzerland.

Synonymy list
YearName and author
1972Keramidomys anwilensis Engesser p. 191 figs. fig. 59

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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()
infraorderCynodontia()
Mammaliamorpha
Mammaliaformes
RankNameAuthor
classMammalia
Theriamorpha(Rowe 1993)
Theriiformes()
Trechnotheria
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
EuarchontogliresMurphy et al. 2001
GliriformesWyss and Meng 1996
Glires()
Simplicidentata()
orderRodentiaBowdich 1821
infraorderCastorimorpha
superfamilyGeomyoideaBonaparte 1845
familyEomyidaeWinge 1887
genusKeramidomysHartenberger 1966
speciesanwilensis

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.

Keramidomys anwilensis Engesser 1972
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Diagnosis
ReferenceDiagnosis
B. Engesser 1972Medium in size with lophodont, four-rooted teeth. Mesolophid very short. Transverse ridge of lower molars slightly interrupted and shifted to the labial half of the tooth. The 4. external re-entrant angle (4. Aussensynklinale) of M inf. reaches far to the labial side; Hypoconid is not elongated. The outer groove (Aussenbucht) only little directed backward, it is nearly symmetrical. The both most anterior salient angels are bent anterior.
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: terrestrialsubc
Locomotion: actively mobilec
Life habit: ground dwellingo
Diet: herbivoreo
Reproduction: viviparoussubc
Created: 2005-08-26 14:04:46
Modified: 2005-08-26 16:04:46
Source: o = order, subc = subclass, c = class, subp = subphylum
References: Lillegraven 1979, Hendy et al. 2009, Carroll 1988, Ji et al. 2002, Nowak 1999

Age range: MN 7 + 8 or 12.75000 to 11.10000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
MN 7 + 812.75 - 11.1Switzerland (Baselland) Keramidomys anwilensis (type locality: 49421)