17.

Striped Treeshrew

Tupaia dorsalis

French: Toupaye rayé / German: Streifenspitzhdornchen / Spanish: Tupaya listada

Taxonomy. Tupaia dorsalis Schlegel, 1857,

lower Kapuas River, Borneo, Malaysia. This species is monotypic.

Distribution. Endemic to W, C & E Borneo; in Sabah, only rare occurrences along Kalimantan border.

Descriptive notes. Head-body 175-195 mm, tail 145-150 mm, hindfoot c.43 mm. No specific data are available for ear measurements or body weight. The Striped Treeshrew is medium-sized,

with diagnostic dark brown to black dorsal stripe from nape of neck to base of tail. Fur is grizzled gray-agouti from shoulders to about mid-abdomen, which transitions to brown-red toward hindquarters. Shoulderstripe is pale compared with surrounding gray or brown agouti fur. Snoutis shorter than that of the Large Treeshrew (7. tana), the most similar species in Borneo. Tail is thin and brown and tapers slightly toward tip. Venter pelage is ivory, tan, or gray. The Striped Treeshrew is more gracile than the Large Treeshrew.

Habitat. [Lowland primary and secondary forests at elevations not exceeding 1200 m.

Food and Feeding. There is no information available forthis species, but based on cranial morphology, the Striped Treeshrew probably forages on invertebrates and fruit.

Breeding. No information.

Activity patterns. There is no information available forthis species, but based on morphological characteristics, the Striped Treeshrew is presumably diurnal and terrestrial.

Movements, Home range and Social organization. No information.

Status and Conservation. CITES Appendix II. Classified as Data Deficient on The IUCN Red List. There are few specimens of the Striped Treeshrew in international museum collections, and it is rarely encountered in the wild, although it is reportedly locally abundant in Brunei and Sarawak. Conservation status needs to be investigated.

Bibliography. Endo, Hikida et al. (2004), Endo, Nishiumi et al. (2000), Phillipps & Phillipps (2016).