''Masillamys'' is an extinct genus of

rodent Rodents (from Latin , 'to gnaw') are mammals of the Order (biology), order Rodentia ( ), which are characterized by a single pair of continuously growing incisors in each of the upper and Mandible, lower jaws. About 40% of all mammal specie ...

. It was named in 1954 by Tobien based on fossils found in the

Quercy Phosphorites Formation The Quercy Phosphorites Formation (French language, French: ''Phosphorites du Quercy''; ) is a Formation (geology), geologic formation and lagerstätte in Occitania (administrative region), Occitanie, southern France. It preserves fossils dated to ...

, France. It is considered to be a sister genus to the '' Hartenbergeromys'', '' Lophiparamys'', '' Mattimys'', '' Microparamys'', '' Pantrogna'', '' Sparnacomys'', and '' Strathcona'' genera.

References

* ESCARGUEL G. 1999. Les rongeurs de l'Eocène inférieur et moyen d'Europe Occidentale. Systématique, phylogénie, biochronologie et paléobiogéographie des niveaux-repères MP 7 a MP 14 = The rodents of the early and middle Eocene from Western Europe. Palaeovertebrata 28 (2–4): 89–351. * R. L. Carroll. 1988. Vertebrate Paleontology and Evolution 1-698 * M. R. Dawson. 2001. Early Eocene rodents (Mammalia) from the Eureka Sound Group of Ellesmere Island, Canada. Canadian Journal of Earth Sciences 38(7):1107-1116 Eocene rodents Prehistoric rodent genera Priabonian life Eocene mammals of Europe Paleogene France Fossils of France Quercy Phosphorites Formation Fossil taxa described in 1954 {{paleo-rodent-stub

References

Further reading