Reithrodontomys microdon, Merriam, 1901

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 : 369

publication ID

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

DOI

https://doi.org/10.5281/zenodo.6725873

persistent identifier

https://treatment.plazi.org/id/03F06D13-FFF5-203C-084E-125D0D8CF43D

treatment provided by

Carolina

scientific name

Reithrodontomys microdon
status

 

226. View Plate 16: Cricetidae

Small-toothed Harvest Mouse

Reithrodontomys microdon View in CoL

French: Souris-moissonneuse a petites dents / German: Kleinzahn-Erntemaus / Spanish: Raton espiguero de dientes pequenos

Taxonomy. Reithrodontomys microdon Merriam, 1901 View in CoL , “Todos Santos, Guatemala (altitude 10,000 ft. [= 3048 m]).”

Reithrodontomys microdon is in subgenus Aporodon. Three subspecies recognized.

Subspecies and Distribution.

R.m.microdonMerriam,1901—fromCChiapasState(SEMexico)StoCGuatemala.

R.m.albilabrisMerriam,1901—NCOaxacaState(SMexico).

R. m. wagner Hooper, 1950 — from C Michoacan E to México states (C Mexico). View Figure

Descriptive notes. Head-body c.68-70 mm, tail 101-117 mm, ear 16-19 mm, hindfoot 19-21 mm; weight 20 g. The Small-toothed Harvest Mouse is mediumto large-sized. Dorsal pelage is thick and cinnamon-orange to dark reddish brown. Venter is whitish to bright orangish or pinkish cinnamon. Eyes have distinct black rings. Hindfeet are blackish, sometimes rimmed with white. Tail is unicolored and blackish.

Habitat. Hillsides and canyons in pine-fir and pine-oak forests at elevations of 2225— 3050 m. Small-toothed Harvest Mice prefer typical cloud forest, montane grassland and shrubland (zacatonal), or volcanic habitat where undergrowth consists of ferns, mosses, and shrubs.

Food and Feeding. The Small-toothed Harvest Mouse feeds on seeds, grains, grasses, and other vegetation.

Breeding. No information.

Activity patterns. The Small-toothed Harvest Mouse is the most arboreal and specialized species of Reithrodontomys . It is presumably nocturnal.

Movements, Home range and Social organization. No information.

Status and Conservation. Classified as Least Concern on The IUCN Red List. Because populations of Small-toothed Harvest Mice are supposedly declining, further investigation is needed to accurately assess its conservation status.

Bibliography. Hall (1981), Hooper (1950, 1952a), Merriam (1901b), M{idespacher & Gaona (2014), Sanchez (1993).

Kingdom

Animalia

Phylum

Chordata

Class

Mammalia

Order

Rodentia

Family

Cricetidae

Genus

Reithrodontomys

Loc

Reithrodontomys microdon

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

Reithrodontomys microdon

Merriam 1901
1901
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