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Eumyarion bifidus

Osteichthyes - Rodentia - Cricetidae

Taxonomy
Cotimus bifidus was named by Fahlbusch (1964). Its type specimen is BSPG 1959 II 245, a tooth (left upper M1), and it is a 3D body fossil. Its type locality is Sandelzhausen gravel pit, which is in a Langhian fluvial-lacustrine marl/mudstone in the Upper Freshwater Molasse Formation of Germany.

It was recombined as Eumyarion bifidus by Mein and Freudenthal (1971), Wu (1982).

Synonymy list
YearName and author
1964Cotimus bifidus Fahlbusch pp. 78,81, 100-101 figs. pl. 7, fig. 25,
1971Eumyarion bifidus Mein and Freudenthal
1982Eumyarion bifidus Wu p. 55 figs. 1- pl. 1, figs. 1-8 pl. 2, figs. 1-3, 10, 11, 14-16 pl. 3, text-figs. 9-11, 14

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
classOsteichthyes
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
RankNameAuthor
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
—Eutheria()
—Placentalia
—Boreoeutheria
—EuarchontogliresMurphy et al. 2001
—GliriformesWyss and Meng 1996
—Glires()
—Simplicidentata()
orderRodentiaBowdich 1821
familyCricetidaeFischer von Waldheim 1817
subfamilyEumyarioninaeUenay 1989
genusEumyarionThaler 1966
speciesbifidus()

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.

†Eumyarion bifidus Fahlbusch 1964
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Diagnosis
No diagnoses are available
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: Ji et al. 2002, Lillegraven 1979, Nowak 1999, Hendy et al. 2009, Carroll 1988

Age range: base of the MN 4 to the top of the MN 7 + 8 or 16.90000 to 11.10000 Ma

Collections (32 total)


Time interval Ma Country or state Original ID and collection number
Miocene23.04 - 5.333Germany (Bayern) Cotimus bifidus (48511 48514)
MN 416.9 - 15.98Switzerland (Sankt Gallen) Eumyarion bifidus (46284)
MN 4 - MN 516.9 - 13.82Switzerland (Sankt Gallen) Eumyarion bifidus (46223)
Langhian15.98 - 13.82Germany (Bavaria) Cotimus bifidus (type locality: 34615)
Langhian15.98 - 13.82Germany (Bayern) Eumyarion bifidus (45597 45612 45613 45615) Eumyarion sp. (44977)
MN 515.98 - 13.82Switzerland (Schaffhausen) Eumyarion bifidus (46267)
MN 515.98 - 13.82Switzerland (Zürich) Eumyarion bifidus (46225 46228 46234 46286)
MN 515.98 - 13.82Germany (Bavaria) Eumyarion bifidus (49418)
MN 515.98 - 13.82Germany Eumyarion bifidus (46955)
MN 515.98 - 13.82Switzerland (Sankt Gallen) Eumyarion bifidus (46285)
MN 515.98 - 13.82France (Midi-Pyrenees Region) Eumyarion bifidus (32072)
MN 515.98 - 13.82Germany (Bayern) Eumyarion bifidus (44955 44971) Eumyarion sp. (44972 44973 44974 44975 44976)
MN 5 - MN 615.98 - 12.75Germany (Bayern) Cotimus bifidus (48471)
MN 5 - MN 615.98 - 12.75Switzerland (Zürich) Eumyarion bifidus (46235)
Langhian - Serravallian15.98 - 11.63Poland (Silesia) Eumyarion bifidus (42594)
MN 613.82 - 12.75Germany (Bayern) Eumyarion bifidus (45603)
MN 7 + 812.75 - 11.1Switzerland (Neuchâtel) Eumyarion bifidus (49576)
Tortonian11.63 - 7.246Germany (Bayern) Cotimus bifidus (48468)