Petinomys genibarbis (Horsfield, 1822)

Don E. Wilson, Thomas E. Lacher, Jr & Russell A. Mittermeier, 2016, Sciuridae, Handbook of the Mammals of the World – Volume 6 Lagomorphs and Rodents I, Barcelona: Lynx Edicions, pp. 648-837 : 762-763

119.

Whiskered Flying Squirrel

Petinomys genibarbis

French: Polatouche a moustaches / German: Schnurrbart-Gleithrnchen / Spanish: Ardilla voladora bigotuda

Taxonomy. Pteromys genibarbis Horsfield, 1822 ,

“Pugar, E Java, Indonesia.”

This species is monotypic.

Distribution. Malay Peninsula, Borneo, Sumatra, Bangka I, and E Java.

Descriptive notes. Head-body 142-195 mm, tail 155-192 mm; weight 52-110 g. The Whiskered Flying Squirrel is chestnut on shoulders, more orange on rump, and grayer brown on tail. Crown and shoulders are grayer on some individuals. Gliding membrane is darker brown, with white margin. Ventral surface varies from white or cream on chin to more salmon on abdomen and hindlegs and particularly glide membrane edges. The Whiskered Flying Squirrel has pronounced bump on each cheek with long tufts of black whiskers.

Habitat. Old and secondary lowland forests and adjacent plantations.

Food and Feeding. There is no information available for this species.

Breeding. Gestation of the Whiskered Flying Squirrel is ¢.53 days, and females give birth to one precocial young.

Activity patterns. Whiskered Flying Squirrels are nocturnal.

Movements, Home range and Social organization. There is no information available for this species.

Status and Conservation. Classified as Vulnerable on The IUCN Red List. The Whiskered Flying Squirrelis threatened by habitat loss due to logging and agriculture. Current population trend is decreasing. It occurs in several protected areas. More surveys and basic research onits distribution, population status, and natural history are needed to better understand threats and useful conservation action.

Bibliography. Corbet & Hill (1992), Francis & Duckworth (2008b), Francis & Gumal (2008a), Hayssen (2008a), Jackson (2012), Jackson & Thorington (2012), Medway (1969), Muul & Liat (1971), Payne & Francis (1985), Phillipps & Phillipps (2016), Thorington & Darrow (2000), Thorington & Heaney (1981), Thorington, Koprowski et al. (2012), Thorington, Pitassy & Jansa (2002), Thorington, Schennum et al. (2005), Wilson et al. (2006).

Figures

110. Kashmir Flying Squirrel (Eoglaucomys fimbriatus), 111. Northern Flying Squirrel (Glaucomys sabrinus), 112. Southern Flying Squirrel (Glaucomys volans), 113. Javanese Flying Squirrel (lomys horsfieldu), 114. Mentawai Flying Squirrel (lomys sipora), 115. Temminck’s Flying Squirrel (Petinomys setosus), 116. Travancore Flying Squirrel (Petinomys fuscocapillus), 117. Basilan Flying Squirrel (Petinomys crinitus), 118. Mindanao Flying Squirrel (Petinomys mindanensis), 119. Whiskered Flying Squirrel (Petinomys genibarbis), 120. Vordermann’s Flying Squirrel (Petinomys vordermanni), 121. Hagen’s Flying Squirrel (Petinomys hageni), 122. Siberut Flying Squirrel (Petinomys lugens), 123. Particolored Flying Squirrel (Hylopetes alboniger), 124. Indochinese Flying Squirrel (Hylopetes phayrei), 125. Red-cheeked Flying Squirrel (Hylopetes spadiceus), 126. Palawan Flying Squirrel (Hylopetes nigripes), 127. Jentink’s Flying Squirrel (Hylopetes platyurus), 128. Sumatran Flying Squirrel (Hylopetes winston), 129. Sipora Flying Squirrel (Hylopetes sipora), 130. Gray-cheeked Flying Squirrel (Hylopetes sagitta), 131. Bartels’s Flying Squirrel (Hylopetes bartelsi), 132. Selangor Pygmy Flying Squirrel (Petawurillus kinlochii), 133. Hose’s Pygmy Flying Squirrel (Petaurillus hosei), 134. Lesser Pygmy Flying Squirrel (Petaurillus emiliae)