On a new Bat from Borneo. 113 
Sarangesa ophthalmica?, Mab, Nyale, 14th September. 
Eretis lugens, Rogenh, (Wikuyu, 10th and 19th December. 
Pyrgus sataspes, Trim. Mombasa, 20th November. 
machakosa, But]. Mombasa, 19th November. 
spro, Linn. Kikuyu, 10th and 20th December. 
Gomalia es Trim. Mombasa, k0th November; Kikuyu, 22nd De- 
cember. 
Cyclopides midas,, Butl, Kikuyu, 11th December: 
quadresignatus, Butl. Kikuyu, 10th, 11th, and 18th December. 
Padraona zeno, Trim. Kikuyu, 10th and 12th December, 
Gegenes Letterstedti, Wallgr. Kikuyu, 19th December. 
XVII.—On a new Bat from Borneo.. 
By R. SHetrorp, M.A., Curator of the Sarawak Museum. 
Mipposiderus Coxi, sp. n. 
Size small. Nose-leaf large and complicated in form ; 
front surface of the posterior leaf divided into four cells by 
three vertical septa, of which the central is narrow and the 
cells on each side of tt of considerable size, whilst the two 
lateral septa are very broad and the two outer cells much 
reduced in size; upper margin of posterior nose-leaf folded 
back on itself; sella broad, divided into a central thickened 
portion with a median longitudinal ridge and two lateral 
triangular lappets; anterior nose-leaf or horseshoe very large, 
completely hiding the muzzle when viewed from above, its 
anterior border projecting beyond the upper lip. 'wosecondary 
cutaneous leaflets, the upper continuous round the end of the 
muzzle, the lower consisting of two short and separate parts. 
No frontal gland in the female. Lars large, reaching slightly 
beyond the tip of the muzzle when laid forwards, their tips 
subacute; anterior margins slightly concave, posterior margins 
concave below the tips, then convex. Wings from the meta- 
tarsi. Tip of the tail projecting slightly beyond the inter- 
femoral membrane. Colour (in spirit) dark uniform brown. 
Dentition.—Minute first upper premolar present, in the 
outer angle formed by the approximated upper canine and 
second upper premolar. 
Dimensions of the type (an adult female in spirit) in 
millimetres :— 
Forearm 53. 
Head and body 51:5; tail 26; head 21°5; nose-leaf 13 x 10; 
ear 16°5; calcar 11. 
Hab. Mount Penrisen, Sarawak, Borneo, 4200 feet. 
Type in British Museum. Registered number 1. 6. 23. 1. 
