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

Florentiamys agnewi

Mammalia - Rodentia - Florentiamyidae

Taxonomy
Florentiamys agnewi was named by Macdonald (1963). Its type specimen is SDSM 55120, a mandible (fragment of left ramus, with broken incisor, slightly worn p4-m1, and the alveoli for m2), and it is a 3D body fossil. Its type locality is Sharps (SDSM V-5360), which is in a Geringian terrestrial horizon in the Sharps Formation of South Dakota.

Synonymy list
YearName and author
1963Florentiamys agnewi Macdonald p. 188 fig. 18

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()
Amniota
subclassSynapsida
Therapsida()
infraorderCynodontia()
Mammaliamorpha
RankNameAuthor
Mammaliaformes
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
familyFlorentiamyidaeWood 1936
genusFlorentiamysWood 1936
speciesagnewi

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.

Florentiamys agnewi Macdonald 1963
show all | hide all
Diagnosis
ReferenceDiagnosis
J. R. Macdonald 1963p4 having large metaconid and hypostylid. M 1 having large protostylid and hypostylid which join to block transverse valley; posterior cingulum very weak.
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: Nowak 1999, Carroll 1988, Ji et al. 2002, Hendy et al. 2009, Lillegraven 1979

Age range: Geringian or 30.80000 to 26.30000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Geringian30.8 - 26.3USA (South Dakota) Florentiamys agnewi (type locality: 17636)