Hipposideros khaokhouayensis, Guillen-Servent & Francis, 2006

Don E. Wilson & Russell A. Mittermeier, 2019, Hipposideridae, Handbook of the Mammals of the World – Volume 9 Bats, Barcelona: Lynx Edicions, pp. 227-258 : 255

76.

Phou Khao Khouay Leaf-nosed Bat

Hipposideros khaokhouayensis

French: Phyllorhine du Khao Khouay I German: Phou-Khao-Khouay-Rundblattnase / Spanish: Hiposidérido de Khao Khouay

Other common names: Phou Khao Khouay Roundleaf Bat

Taxonomy. Hipposideros khaokhouayensis Guillén-Servent & Francis, 2006 ,

“ Tak Leukwaterfall, along Nam (river) Leuk, in Phou Khao Khouay National Biodiversity Conservation Area, Saisombun Special Zone, Central Lao PDR, 18°23’N, 103°04’E, 180 m elevation.”

Hipposideros khaokhouayensis was formerly included in the bicolor species group, but is now placed in the new ater species group. Monotypic.

Distribution. Endemic to Laos, known only from type locality and Ban Nampe, C.I 1 km NE of Vang Vieng, Vang Vieng district, Vientiane Province.

Descriptive notes. Ear 24—26 mm, forearm 46-49 mm. Noseleaf of the Phou Khao Khouay Leaf-nosed Bat is narrow and without lateral supplementary leaflet Intemarial septum forms an intermediate-sized disk shape. Anterior leaf has narrow emargination. Dorsal pelage is generally mid-brown, with individual hairs white at base, brown in the middle, and pale at tip; ventral side is paler. Rostrum is inflated with large posterolateral chamber. Sagittal crest is moderately developed.

Habitat. The Phou Khao Khouay Leaf-nosed Bat was captured in patches of intact and disturbed evergreen forests both near and far from caves it is known to occupy. It can be found at elevations of 180—400 m.

Food and Feeding. No information.

Breeding. Lactating female was captured in May-June.

Activity patterns. The Phou Khao Khouay Leaf-nosed Bat roosts in limestone caves. Echolocation call frequency is 87-91 kHz.

Movements, Home range and Social organization. No information.

Status and Conservation. Classified as Vulnerable on IUCN Red List. The major threat to the Phou Khao Khouay Leaf-nosed Bat is habitat loss; this is aggravated by lack of law enforcement.

Bibliography. Bates & Francis (2008a), Francis (2008a), Guillén-Servent & Francis (2006).

Figures

67. Timor Leaf-nosed Bat (Hipposideros crumeniferus), 68. Bornean Leaf-nosed Bat (Hipposideros doriae), 69. Durga Das’s Leaf-nosed Bat (Hipposideros durgadasi), 70. Dayak Leaf-nosed Bat (Hipposideros dyacorum), 71. House-dwelling Leaf-nosed Bat (Hipposideros einnaythu), 72. Andersen’s Leaf-nosed Bat (Hipposideros gentilis), 73. Fulvus Leaf-nosed (Bat Hipposiderosfulvus), 74. Thailand Leaf-nosed Bat (Hipposideros halophyllus), 75. Kolar Leaf-nosed Bat (Hipposideros hypophyllus), 76. Phou Khao Khouay Leaf-nosed Bat (Hipposideros khaokhouayensis), 77. Kunz’s Leaf-nosed Bat (Hipposideros kunzi), 78. Big-eared Leaf-nosed Bat (Hipposideros macrobullotus), 79. Maggie Taylor’s Leaf-nosed Bat (Hipposideros maggietaylorae), 80. Malayan Leaf-nosed Bat (Hipposideros nequam), 81. Nicobar Leaf-nosed Bat (Hipposideros nicobarulae), 82. Philippine Forest Leaf-nosed Bat (Hipposideros obscurus), 83. Orbiculus Leaf-nosed Bat (Hipposideros orbiculus), 84. Biak Leaf-nosed Bat (Hipposideros papua), 85. Pomona Leaf-nosed Bat (Hipposideros pomona), 86. Philippine Pygmy Leaf-nosed Bat (Hipposideros pygmaeus), 87. Ridley’s Leaf-nosed Bat (Hipposideros ridleyi), 88. Laotian Leaf-nosed Bat (Hipposideros rotalis)

Distribution. Endemic to Laos , known only from type locality and Ban Nampe, C.I 1 km NE of Vang Vieng, Vang Vieng district, Vientiane Province.