Thomasomys australis (Anthony, 1925)

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 : 502

publication ID

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

DOI

https://doi.org/10.5281/zenodo.6727585

persistent identifier

https://treatment.plazi.org/id/03F06D13-FF71-20B8-0D5B-1055004CFD80

treatment provided by

Carolina

scientific name

Thomasomys australis
status

 

664. View Plate 28: Cricetidae

Austral Oldfield Mouse

Thomasomys australis

French: Thomasomys austral / German: Siidliche Paramomaus / Spanish: Ratén de erial austral

Other common names: Austral Thomasomys

Taxonomy. 7 Thomasomys daphne australis Anthony, 1925 , Incachaca, 7700 feet (= 2347 m), Cochabamba, Bolivia.

This species is monotypic.

Distribution. Andes in C Bolivia (Cochabamba and Santa Cruz departments). View Figure

Descriptive notes. Head-body 89-91 mm, tail 138 mm, ear 19 mm, hindfoot 24— 25 mm. No specific data are available for body weight. Pelage of the Austral Oldfield Mouse is quite long, soft, and lax.

Dorsum is cinnamon-brown to auburn, and flanks are almost as dark; ears are small and covered with short brown hair; and hands, feet, wrists, and ankles are washed with clove brown. Venter is cinnamon-buff. Mystacial vibrissae are moderately long, extending slightly beyond posterior margin of pinnae when bent. Tail is very long (144-155% of head-body length), covered by fine scales, and unicolored. Hindfoot is short, slender, and dark brown.

Habitat. Bolivian Yungas ecoregion, in upper montane elfin forest at elevations of 2350-2800 m.

Food and Feeding. No information.

Breeding. Four pregnant Austral Oldfield Mice captured in October had 1-3 embryos. A lactating female was captured in June.

Activity patterns. Austral Oldfield Mice have been collected on the ground.

Movements, Home range and Social organization. No information.

Status and Conservation. Not assessed on The IUCN Red List as a distinct species. [UCN treated this species under Daphne’s Oldfield Mouse (7. daphne ), which is classified as Least Concern.

Bibliography. Anderson (1997), Anthony (1925), Pacheco (2003, 2015b).

Kingdom

Animalia

Phylum

Chordata

Class

Mammalia

Order

Rodentia

Family

Cricetidae

Genus

Thomasomys

Loc

Thomasomys australis

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

Thomasomys daphne australis

Anthony 1925
1925
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