DUTCH BORNEO-EXPEDITION. 53 



44 and 42 mm.). Mount Liang Agang. 15. 3. 

 1894. H. 

 173, 174. (ale). Males (forearm 41 mm.). Mount Liang 

 mg. 15. 3. 1894. H. 



Negaderma. 



Megaderma spasma (Linné). 



285, 287. (ale). Female and male (forearm 61 and 



58 mm.). Mendalam-river. 1. 1895. Nieuwenhuis. 

 Above the vulva there are two well-developed teats. 



Fesperus. 



Vesperus pachypus Temminck. 



242. (ale). Female (forearm 28 mm.). Mount Dadap. 

 6. 1894. M. 



243. (ale). Male (forearm 25 mm.). Mount Dadap. 6. 

 1894. M. 



Tesperugo. 



Vesperugo tylopus Dobson. 



208, 209, 210, 211, 212, 213, 214, 215. (ale). Fern a- 

 1 e s (forearm varying between 28 and 30 mm.). 

 Sibau-river. 15, 6. 1894. B. 



216, 217. (ale). Males (forearm 31 and 30 mm.). Sibau- 

 river. 15. 6. 1894. B. 



218, 219, 220, 221, 222, 223. (ale). Females (fore- 

 arm varying between 28 and 30 Mm.). Sibau-river. 



15. 6. 1894. B. 



225, 224, 226. (ale). Female and males (forearm 



16, 20, 21 mm.). Sibau-river. 15. 6. 1894. B. 



Vespertilio. 



Vespertilio adversus Horsfield. 



201. (ale). Female (forearm 38 mm.). Nanga Raoen. 

 14. 5. 1894. B. 



Notes from the Leyden Museum, "Vol. XIX. 



