''Krauseia'' is an extinct

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

of small

mammal Mammals () are a group of vertebrate animals constituting the class Mammalia (), characterized by the presence of mammary glands which in females produce milk for feeding (nursing) their young, a neocortex (a region of the brain), fur or ...

from the

Paleocene The Paleocene, ( ) or Palaeocene, is a geological epoch (geology), epoch that lasted from about 66 to 56 mya (unit), million years ago (mya). It is the first epoch of the Paleogene Period (geology), Period in the modern Cenozoic Era (geology), E ...

North America North America is a continent in the Northern Hemisphere and almost entirely within the Western Hemisphere. It is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Car ...

. It was a member of the extinct order

Multituberculata Multituberculata (commonly known as multituberculates, named for the multiple tubercles of their teeth) is an extinct order of rodent-like mammals with a fossil record spanning over 130 million years. They first appeared in the Middle Jurassic, a ...

and is within the suborder of

Cimolodonta Cimolodonta is a taxon of extinct mammals that lived from the Cretaceous to the Eocene. They were some of the more derived members of the extinct order Multituberculata. They probably lived something of a rodent-like existence until their ...

, family

Neoplagiaulacidae Neoplagiaulacidae is a family of mammal within the extinct order Multituberculata. Fossil remains are known from the Upper Cretaceous through to the latest Eocene/early Oligocene. Representatives have been found in North America, Europe and Asi ...

. The genus was nemed by Vianey-Liaud M. in 1986, and has also partly been known under the name ''

Parectypodus ''Parectypodus'' (meaning "besides '' Ectypodus''") is an extinct genus of mammals that lived from Late Cretaceous (Maastrichtian) to Eocene time in North America. It is a member of the extinct order of Multituberculata, suborder Cimolodonta, f ...

''. The species ''Krauseia clemensi'' was named by Sloan R.E. in 1981, and is klso known as ''Parectypodus clemensi''. Fossil remains of members of this species have been found in the Torrejonian (Paleocene)-age

strata In geology and related fields, a stratum ( : strata) is a layer of rock or sediment characterized by certain lithologic properties or attributes that distinguish it from adjacent layers from which it is separated by visible surfaces known as ei ...

of the San Juan Basin of

New Mexico ) , population_demonym = New Mexican ( es, Neomexicano, Neomejicano, Nuevo Mexicano) , seat = Santa Fe , LargestCity = Albuquerque , LargestMetro = Tiguex , OfficialLang = None , Languages = English, Spanish ( New Mexican), Navajo, Ker ...

and

Wyoming Wyoming () is a U.S. state, state in the Mountain states, Mountain West subregion of the Western United States. It is bordered by Montana to the north and northwest, South Dakota and Nebraska to the east, Idaho to the west, Utah to the south ...

. An approximate weight comparison for ''P. clemensi'' is the weight of one standard mouse, around 25 g.

References

* Sloan (1981), "Systematics of Paleocene multituberculates from the San Juan Basin, New Mexico", p. 127-160, in Lucas et al. (eds), ''Advances in San Juan Basin paleontology''. University of New Mexico Press, Albuquerque. * Kielan-Jaworowska Z. & Hurum J.H. (2001), "Phylogeny and Systematics of multituberculate mammals". ''Paleontology'' 44, p. 389-429. * Vianey-Liaud (1986), "Les Multituberculés Thanétiens de France, et leurs rapports avec les Multituberculés Nord-Américains". ''Palaeontogr. Abt. A: Paläozool. Stratigr.'' 191 p. 85-171, 3 plates. * Much of this information has been derived fro
MESOZOIC MAMMALS; Ptilodontoidea
an Internet directory. {{Taxonbar, from=Q6436442 Ptilodontoids Paleocene mammals Paleocene genus extinctions Cenozoic animals of North America Prehistoric mammal genera