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Baiomys

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Description

Baiomys is the genus of New World pygmy mice. Together with Scotinomys, it forms the tribe Baiomyini. It currently contains two extant species:

From Wikipedia article at https://en.wikipedia.org/wiki/Baiomys, which is released under the Creative Commons Attribution-Share-Alike License 3.0.

Source Data

Source	ID	Link
Global Biodiversity Information Facility ID (GBIF)	2438864	https://www.gbif.org/species/2438864
PaleoBioDB ID (PBDB)	41741	https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=41741

Rank

genus

Taxonomy (GBIF,PBDB)

Life : Animalia : Chordata : Mammalia : Rodentia : Cricetidae : Baiomys

Taxonomic Status (GBIF)

accepted

Classification
(PBDB,GBIF)

Rank	Name	Author
-	Eukaryota
-	Opisthokonta	Cavalier-Smith 1987
kingdom	Animalia
-	Triploblastica	Lankester 1877
-	Nephrozoa	Jondelius et al. 2002
-	Deuterostomia	Grobben 1908
phylum	Chordata	Haeckel 1847
subphylum	Vertebrata	Lamarck 1801
superclass	Gnathostomata	Gegenbauer 1874
-	Osteichthyes
-	Sarcopterygii	Romer 1955
subclass	Dipnotetrapodomorpha
subclass	Tetrapodomorpha
-	Tetrapoda
-	Reptiliomorpha	Säve-Söderbergh 1934
-	Anthracosauria	Säve-Söderbergh 1934
-	Batrachosauria
-	Cotylosauria
-	Amniota	Haeckel 1866
-	Synapsida	Osborn 1903
-	Therapsida
infraorder	Cynodontia
-	Epicynodontia	Hopson and Kitching 2001
infraorder	Eucynodontia	Kemp 1982
-	Probainognathia	Hopson 1990
-	Mammaliamorpha	Rowe 1988
-	Mammaliaformes	Rowe 1988
class	Mammalia	Linnaeus 1758
subclass	Tribosphenida
infraclass	Eutheria
-	Placentalia	Owen 1837
-	Euarchontoglires	Murphy et al. 2001
-	Glires
order	Rodentia
infraorder	Myodonta	Schaub 1958
superfamily	Muroidea	Illiger 1811
family	Cricetidae	Fischer von Waldheim 1817
genus	Baiomys	True 1893

Common Name

pygmy mouse

Scientific Name

Baiomys True, 1893

Name Published In

Proc. U. S. Natl. Mus. vol.16 p.758

Opinions (PBDB)

Name	Rank	Opinion	Evidence	Author
Baiomys	genus	belongs to Cricetidae	stated with evidence	True, 1894
Baiomys	genus	belongs to Cricetinae	stated without evidence	Kurten and Anderson, 1980
Baiomys	genus	belongs to Hesperomyini	stated without evidence	Carranza-Castañeda and Walton, 1992
Baiomys	genus	belongs to Cricetidae	implied	McKenna and Bell, 1997

Status (PBDB)

extant

Taxon Size (PBDB)

Extant Size (PBDB)

1 (17%)

First Recorded Appearance

10.3 - 4.9 Ma
Neogene

Environment

terrestrial (based on Eutheria)

Motility

actively mobile (based on Osteichthyes)

Diet

herbivore (based on Rodentia)

Taphonomy

phosphatic (based on Vertebrata)

Primary Reference (PBDB)

F. W. True. 1894. On the relationships of Taylor's mouse, Sitomys taylori. Proceedings of the United States National Museum XVI:757-758

Common Name(s)

American Pygmy Mice, Pygmy Mice, Pygmy Mouse

Wikipedia

https://en.wikipedia.org/wiki/Baiomys

Fossil Distribution

Subtaxa

Name	Status	Common Name(s)	Fossil Occurrences	Oldest	Youngest
Baiomys aquilonius species	accepted (GBIF) listed (PBDB)		3	4.90 Ma Pliocene	4.90 Ma Pliocene
Baiomys kolbi ✝ species	accepted (GBIF) listed (PBDB)		4	10.3 Ma Miocene	4.90 Ma Pliocene
Baiomys mowi ✝ species	accepted (GBIF) listed (PBDB)		1	4.90 Ma Pliocene	4.90 Ma Pliocene
Baiomys musculus species	accepted (GBIF)	No associated record in PBDB
Baiomys rexroadensis ✝ species	accepted (GBIF) listed (PBDB)
Baiomys rexroadi species	accepted (GBIF) listed (PBDB)		3	4.90 Ma Pliocene	4.90 Ma Pliocene
Baiomys taylori species	accepted (GBIF) listed (PBDB)	Northern Pygmy Mouse	2	0.13 Ma Pleistocene	0 Ma Extant

Synonymy List

Year	Name and Author
1894	Baiomys True
1980	Baiomys Kurten and Anderson p. 247
1992	Baiomys Carranza-Castañeda and Walton p. 79
1997	Baiomys McKenna and Bell

References

True F. W. On the relationships of Taylor's mouse, Sitomys taylori, Proceedings of the United States National Museum XVI, 757-758

Kurten B., Anderson E. (1980) , Pleistocene mammals of North America, 1-442

Carranza-Castañeda O., Walton A. H. (1992) Cricetid rodents from the Rancho El Ocote fauna, late Hemphillian (Pliocene), State of Guanajuato, Universidad Nacional Autónoma de México, Instituto de Geologia, Revista 10 1, 71-93

McKenna M. C., Bell S. K. (1997) , Classification of Mammals Above the Species Level, 1-640

Wilson, Don E., and DeeAnn M. Reeder, eds., 1992: null. Mammal Species of the World: A Taxonomic and Geographic Reference, 2nd ed., 3rd printing. xviii + 1207. - via Integrated Taxonomic Information System (ITIS)

Nomenclator Zoologicus. A list of the names of genera and subgenera in zoology from the tenth edition of Linnaeus, 1758 to the end of 2004. Digitised by uBio from vols. 1-9 of Neave (ed.), 1939-1996 plus supplementary digital-only volume. http://ubio.org/NomenclatorZoologicus (as at 2006). - via The Interim Register of Marine and Nonmarine Genera

Proc. U.S. Nat. Mus., 16 - via The Interim Register of Marine and Nonmarine Genera

SN2000/McKenna & Bell, 1997 - via The Interim Register of Marine and Nonmarine Genera

Wilson, D.E.; Reeder, D.M. (editors). (2005). Mammal Species of the World. A Taxonomic and Geographic Reference (3rd Ed.). Johns Hopkins University Press, Baltimore. 2,142 pp. - via The Interim Register of Marine and Nonmarine Genera

as per family - via The Interim Register of Marine and Nonmarine Genera

Hall, E. Raymond, 1981: null. The Mammals of North America, 2nd ed., vol. 2. 601-1175. - via Integrated Taxonomic Information System (ITIS)

Banks, R. C., R. W. McDiarmid, and A. L. Gardner, 1987: Checklist of Vertebrates of the United States, the U.S. Territories, and Canada. Resource Publication, no. 166. 79. - via Integrated Taxonomic Information System (ITIS)

Musser, Guy G., and Michael D. Carleton / Wilson, Don E., and DeeAnn M. Reeder, eds., 2005: Superfamily Muroidea. Mammal Species of the World: A Taxonomic and Geographic Reference, 3rd ed., vol. 2. 894-1531. - via Integrated Taxonomic Information System (ITIS)

SN2000/McKenna & Bell, 1997, PaleoDB - via The Interim Register of Marine and Nonmarine Genera

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!

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