Mus fragilicauda, Auffray, 2003

Don E. Wilson, Russell A. Mittermeier & Thomas E. Lacher, Jr, 2017, Muridae, Handbook of the Mammals of the World – Volume 7 Rodents II, Barcelona: Lynx Edicions, pp. 536-884 : 797

publication ID

https://doi.org/ 10.5281/zenodo.6887260

DOI

https://doi.org/10.5281/zenodo.6835984

persistent identifier

https://treatment.plazi.org/id/1E30E275-34E4-FF55-E151-24FB7F3F82A9

treatment provided by

Carolina

scientific name

Mus fragilicauda
status

 

566. View Plate 50: Muridae

Sheath-tailed Mouse

Mus fragilicauda View in CoL

French: Souris a queue fragile / German: Laos-Maus / Spanish: Raton de cola fragil

Other common names: Fragile-tailed Mouse

Taxonomy. Mus fragilicauda Auffray et al., 2003 View in CoL ,

Ban Nong Sanga, Wang Nam Yen District, Nahkon Ratchasima (Korat) Prov- ince, south-central Thailand.

Recently described, this species belongs to the Mus molecular clade and the sub- genus Mus . In 2003, it was found to be molecularly close to M. spretus , M. muscu- lus , and M. cervicolor by J. C. Auffray and colleagues, who also performed a geo- metric morphometric analysis of the skull morphology and the cytotypes, showing its clear distinction from other species. It was included in the “ M. booduga clade” by T. Shimada and colleagues in 2010, and found close to M. booduga , M. nitidulus , and M. cervicolor . Monotypic.

Distribution. Known from scattered localities in NC & SC Thailand and SE Laos. View Figure

Descriptive notes. Head-body 66-70 mm, tail 56-67 mm, ear 10-12 mm, hindfoot 12-15 mm; weight 9-15 g. The Sheath-tailed Mouse is distinguished by its aptitude to lose its tail integument naturally or when handled. It is very similar to the Fawncolored Mouse ( M. cervicolor ) but its fur is softer, thinner, and looser, giving the pelage a velvety appearance. It presents nearly identical body and tail sizes, a short and slightly bicolored tail, and body coloration of brown above and brownish gray below; it has a long nose as compared to that of the Ryukyu Mouse ( M. caroli ). Chromosomal complementis 2n = 40.

797

Habitat. Dried rice grass fields and pygmy bamboo patches.

Food and Feeding. No information.

Breeding. No information.

Activity patterns. Sheath-tailed Mice are terrestrial and nocturnal.

Movements, Home range and Social organization. No information.

Status and Conservation. Classified as Least Concern on The IUCN Red List.

Bibliography. Auffray et al. (2003), Francis (2008), Shimada et al. (2010).

Kingdom

Animalia

Phylum

Chordata

Class

Mammalia

Order

Rodentia

Family

Muridae

Tribe

Vandeleurini

Genus

Mus

Loc

Mus fragilicauda

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

Mus fragilicauda

Auffray 2003
2003
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