Hypsugo mordax, Peters, 1866

Don E. Wilson & Russell A. Mittermeier, 2019, Vespertilionidae, Handbook of the Mammals of the World – Volume 9 Bats, Barcelona: Lynx Edicions, pp. 716-981 : 812-813

103.

Pungent Pipistrelle

Hypsugo mordax

French: Vespére mordante / German: Bissige Zwergfledermaus / Spanish: Hypsugo mordaz

Other common names: Fungus Pipistrelle

Taxonomy. Vesperugo mordax Peters, 1866 ,

Java, Indonesia.

See Hypsugo affinis . Monotypic.

Distribution. Known only by a few specimens from Java. Claimed records from India and Sri Lanka are based on misidentified Hypsugo affinis . A record from Yingjiang, Yunnan, southern China, is also considered to be H. affinis .

Descriptive notes. Head—body 47-56 mm, tail 37-42 mm, ear 14-16 mm, hindfoot 6-5-9 mm, forearm 39-6-42 mm. Dorsal pelage of the Pungent Pipistrelle is rust brown with paler hair tips; underparts are blackish brown with pale brown hairtips; analregion is pale brownish. Ears, nose, skin of face, and wing membranes are black. Tragus is medium-long. Wing membranes attach to base of toes. Tail projects beyond uropatagium. Terminal cartilage of fourth digit is divided into a “T.” This species has nine caudal vertebrae, a feature shared with the Chocolate Pipistrelle ( H. affinis ). Skull is relatively low, with low sagittal crest, not forming occipital helmet; there are no lambdoidal crests. Upper incisors are nearly equal in length and surface; I° is bicuspid, with smaller outer cusp, directed inward, and might be missing in old animals due to wear; P? is small, displaced internally to tooth row; C' and P* are not in contact; cingulum is present on upper incisors, canines, and premolars; condylo-canine lengths are 14.2-14-7 mm; maxillary tooth row lengths are 5-8-5-9 mm.

Habitat. No information.

Food and Feeding. No information.

Breeding. No information.

Activity patterns. Pungent Pipistrelles are nocturnal.

Movements, Home range and Social organization. No information.

Status and Conservation. Classified as Data Deficient on The IUCN Red List (as Falsistrellus mordax ), as range, population abundance, and ecology are little known. Threats are not known. It is not known if the species is present in any protected areas. Further studies are needed into its distribution, abundance, ecology, and threats.

Bibliography. Boitani et al. (2006), Corbet & Hill (1992), Gorfél & Csorba (2018), Gorfol, Furey et al. (2019), Gorfol, Kingston, Suyanto & Hutson (2016), Hill & Harrison (1987), Peters (1866), Simmons (2005), Smith & Xie Yan (2008), Sody (1937), Tate (1942b), Wang Yingxiang (2003).

Figures

94. Fairy Pipistrelle (Hypsugo ariel), 95. Lanza’s Pipistrelle (Hypsugo lanzai), 96. Arabian Pipistrelle (Hypsugo arabicus), 97. Savi’s Pipistrelle (Hypsugo savii), 98. Alashanian Pipistrelle (Hypsugo alaschanicus), 99. Cadorna’s Pipistrelle (Hypsugo cadornae), 100. Joftre’s Pipistrelle (Hypsugo joffrei), 101. Chinese Pipistrelle (Hypsugo pulveratus), 102. Chocolate Pipistrelle (Hypsugo affinis), 103. Pungent Pipistrelle (Hypsugo mordax), 104. Peters’s Pipistrelle (Hypsugo petersi), 105. Long-toothed Pipistrelle (Hypsugo dolichodon), 106. Burmese Pipistrelle (Hypsugo lophurus), 107. Red-brown Pipistrelle (Hypsugo kitcheneri), 108. Brown Pipistrelle (Hypsugo imbricatus), 109. Big-eared Pipistrelle (Hypsugo macrotis), 110. Vordermann’s Pipistrelle (Hypsugo vordermanni), 111. Anchieta’s Pipistrelle (Hypsugo anchieta), 112. Kirindy Pipistrelle (Hypsugo bemainty), 113. Mouse-like Pipistrelle (Hypsugo musciculus), 114. Broad-headed Pipistrelle (Hypsugo crassulus), 115. Eisentraut’s Pipistrelle (Hypsugo eisentrauti), 116. Schlieffen’s Bat (Nycticeinops schlieffenii), 117. Moloney’s Mimic Bat (Mimetillus moloneyi)

Distribution. Known only by a few specimens from Java. Claimed records from India and Sri Lanka are based on misidentified Hypsugo affinis . A record from Yingjiang, Yunnan, southern China , is also considered to be H. affinis .