Liotomus Temporal range: 58.7–55.8  Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	† Multituberculata
Family:	† Cimolodontidae
Genus:	† Liotomus Cope, 1884
Species
L. marshi L. vanvaleni

Liotomus is a genus of extinct mammal from the Paleocene epoch (early Cenozoic era). It lived in Europe and North America, and was a member of the extinct order Multituberculata, lying within the suborder Cimolodonta and possibly the family Cimolodontidae.

The genus Liotomus was named by E. D. Cope in 1884. This genus is sometimes placed within family Eucosmodontidae (Jepsen 1940).

Species

• Liotomus marshi (Lemoine, 1882)
  • L. marshi remains are known from the Upper Paleocene of Cernay, France.
  • L. marshi has been cited as a descendant of Anconodon gidleyi.
• Liotomus vanvaleni
  • L. vanvaleni remains are known from the San Juan Basin, New Mexico.

References

• Cope (1884), "The Tertiary Marsupialia." American Naturalist , 18, p. 686-697.
• Sloan (1981), "Systematics of Paleocene multituberculates from the San Juan Basin, New Mexico," pp. 127–160, in Lucas et al. (eds), "Advances in San Juan Basin paleontology." University of New Mexico Press, Albuquerque.
• Kielan-Jaworowska Z & Hurum JH (2001), "Phylogeny and Systematics of multituberculate mammals." Paleontology44, p. 389-429.