Reithrodontomys bakeri, Bradley et al., 2004

Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr, 2017, Cricetidae, Handbook of the Mammals of the World – Volume 7 Rodents II, Barcelona: Lynx Edicions, pp. 204-535 : 370

publication ID

https://doi.org/ 10.5281/zenodo.6707142

DOI

https://doi.org/10.5281/zenodo.6707326

persistent identifier

https://treatment.plazi.org/id/03F06D13-FFF2-203B-0898-160900F1F7D5

treatment provided by

Carolina

scientific name

Reithrodontomys bakeri
status

 

230. View Plate 16: Cricetidae

Baker’s Harvest Mouse

Reithrodontomys bakeri

French: Souris-moissonneuse de Baker / German: BakerErntemaus / Spanish: Raton espiguero de Baker

Other common names: Baker's Small-toothed Harvest Mouse

Taxonomy. Reithrodontomys bakeri Bradley et al., 2004 View in CoL , 4 mi (= 6- 4 km) SSW Filo de Caballo, Guerrero, Mexico.

Populations now assigned to this species previously were recognized as R. microdon wagneri, but assessment of morphological and genetic characteristics showed that populations in Guerrero, Mexico, represented a new endemic species. Reithrodontomys bakeri is in subgenus Aporodon. Monotypic.

Distribution. Endemic to Sierra Madre del Sur in C Guerrero State (S Mexico). View Figure

Descriptive notes. Head-body 71-78 mm, tail 94-107 mm, ear 17-19 mm, hindfoot 17-19 mm; weight 20 g. Baker’s Harvest Mouse is a medium to large-sized species of Reithrodontomys . Dorsal pelage is brown to blackish at tips; however, sides and underlying pelage are tawny to orangish, giving an overall orangish appearance. Ventral pelage is white at tips and dark at bases. Feet have black stripe extending from ankles to toes. Tail is uniform gray, scantily haired at base, and more heavily haired at tip. Morphologically, Baker’s Harvest Mouse differs from the Small-toothed Harvest Mouse ( R. microdon ) by having slightly larger ears, longer and broader rostrum (distally), longer palate, longer molar toothrow, broader zygomatic plate, and greater breadth of mesopterygoid fossa.

Habitat. Pine ( Pinus , Pinaceae ) and oak ( Quercus , Fagaceae ) habitats associated with cloud forests at elevations greater than 2150 m. Baker’s Harvest Mouse is endemic to montane regions of central Guerrero. It is currently known only from Filo de Caballo and Omiltemi, although it may occupy other montane regions in the same area.

Food and Feeding. Baker’s Harvest Mouse probably eats seeds, fruits, and leaves.

Breeding. No information.

Activity patterns. No information.

Movements, Home range and Social organization. No information.

Status and Conservation. Classified as Endangered on The IUCN Red List. Baker’s Harvest Mouse has a restricted distribution, and its forest habitats are decreasing.

Bibliography. Bradley, Edwards et al. (2004), Ceballos & Bradley (2014).

Kingdom

Animalia

Phylum

Chordata

Class

Mammalia

Order

Rodentia

SubOrder

Myomorpha

SuperFamily

Muroidea

Family

Cricetidae

Genus

Reithrodontomys

Loc

Reithrodontomys bakeri

Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr 2017
2017
Loc

Reithrodontomys bakeri

Bradley et al. 2004
2004
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