October 2012 - Journal of Threatened Taxa

Mammals of Kalimpong Hillsthe lower elevations ranging from 500–1,560 m inthe study area. It was earlier reported from Samsing,Rangpo and Tarkhola. N.A. Baptista collected twofemales from Sangser and one male from Nimbong.R.L. Fernandez collected one male and three femalesfrom Tarkhola in 1958. R.L. Chowdhury collectedone male, one female and one unsexed squirrel fromSamsing in 1980. It was sighted from Rashet and Lavaduring the recent survey.Genus: Dremomys Heude, 1898: Asian MontaneGround Squirrels77. Dremomys lokriah lokriah Hodgson, 1836:Orange-bellied Himalayan Squirrel (Sharma 1990;Mukhopadhyay 1996, Singhal & Mukhopadhyay1998; Biswas et al. 1999; Chaudhuri & Sarkar 2003;Chakraborty et al. 2008b; Dey 2009; downloaded on 6 September 2009)This diurnal squirrel usually lives in the subtropicalmontane evergreen and broad-leaved forests,particularly the tree hollows in mid-high canopyof dense oak, bamboo, fir and pine forest patches ataltitudes ranging from 900–2,743 m. It is commonin NVNP. It seldom gives vent to a loud cracklingcall. During the recent survey, this arboreal squirrelwas sighted at Lava, Damdama danda, Thosum andRechila.Genus: Ratufa Gray, 1867: Asian Giant Squirrels78. Ratufa bicolor gigantea Sparrman, 1778:Large Indian (Malayan/Assam) Black Giant Squirrel(Wroughton 1917b; Anonymous 1964; Biswas &Ghose 1982; Sharma 1990; Agrawal et al. 1992;Saha et al. 1992; Mukhopadhyay 1996, WWF-IEastern Region 1997; Singhal & Mukhopadhyay1998; Biswas et al. 1999; Chaudhuri & Sarkar 2003;Dey 2009; UNESCO World Heritage Centre 2009; ; downloaded on 20 October 2009).This diurnal giant squirrel is found in the tropicaland subtropical montane evergreen and dry deciduousforests, particularly the tree hollows in mid-highcanopy. It does not usually come to the ground. N.A.Baptista collected two males and one female fromSangser. One male and two females were also collectedfrom Tarkhola by H. Khajuria in 1958. Once it wascommon in the study area, but due to anthropogenicpressure and consequent decline in the population, ithas now become rare. A few squirrels were earlierJ.K. Mallickrecorded from Samsing, Rangpo and Mouchowki. Thisspecies was seen in small numbers at Lava, Samsingand Jaributi valley during the recent survey.Genus: Tamiops J.A. Allen, 1906: Asian StripedSquirrels79. Tamiops macclellandi macclellandi Horsfield,1840: Himalayan Striped Squirrel (.Downloaded on 6 September 2009; http://www.kolkatabirds.com/netrip1.htm> downloaded on 12October 2009).This diurnal striped squirrel lives inside the treehollowsin montane region up to 1,500m. Duringthe recent survey, a few squirrels were seen in Lava,particularly along the Tiffindara trail.Family: Pteromyidae Brandt, 1855: FlyingSquirrelsSubfamily: Petauristinae Miller, 1912: FlyingSquirrelsGenus: Belomys Thomas, 1908: Hairy-footedFlying Squirrels80. Belomys pearsonii pearsonii Gray, 1842:Hairy-footed Flying Squirrel (Ghose, 1985; Sharma1990; Agrawal et al. 1992; Saha et al. 1992; Chaudhuri& Sarkar 2003).This small flying squirrel lives in the tree-hollowsof dense broad-leaved forest patches and also in rockcrevices at 1,500–2,400 m altitude. It is reportedlycommon in the study area. A ZSI team observed thissquirrel earlier at NVNP. But this nocturnal squirrelwas not sighted during the recent survey.Genus: Hylopetes Thomas, 1908: Pygmy FlyingSquirrels81. Hylopetes alboniger alboniger Hodgson,1836: Particolored Flying Squirrel (Sharma 1990;Saha et al. 1992; Mukhopadhyay 1996, Singhal &Mukhopadhyay 1998; Biswas et al. 1999; Chaudhuri &Sarkar 2003; downloaded on 12 October 2009).This nocturnal species lives in the tree-hollows ofthe montane forests up to about 1,524m. Its sightingwas reported in Rhenok earlier. It is rare in the studyarea. However, one was seen at Rashet during therecent survey.Genus: Petaurista Link, 1795: Large Asiatic FlyingSquirrels82. Petaurista elegans caniceps Gray, 1842 [P.caniceps is also treated as a distinct species in Corbet3124Journal of Threatened Taxa | www.threatenedtaxa.org | October 2012 | 4(12): 3103–3136