Families Rliitiolopliidae and Megadermatidae. 379 



by Major E. W. Mayor. Presented by the Bombay 

 Natural History Society. 

 morio j'oetidus. B.M. no. 89. 1. 8. 4. Bnraiii, E. ^Sarawak. 

 Collected by Dr. Charles Hose. 



euryotis oroiip. {arcuatus group, 1905.) 



a. No special moditicatiou of hairing of posterior 



leaf euryotis subgroup. 



b. Median (intercellular) poi'tiou of posterior leaf 



clothed with long, semi-rigid, densely set 



hairs creaghi subgroup. 



a'. Posterior connecting process unmodified ; 

 hairs of posterior leaf bushy, not specially 



arranged canuti. 



b^. Posterior connecting process practically 



absent ; hair of posterior leaf arranged in 



a conical tuft pointing towards posterior 



face of sella. 



a^. Pi and p^ not smaller than usual ; ears 



longer; forearm 48"5 mm. (Madura.). . pilosus, sp. n. 

 P. P3 rudimentary or wanting, p^ reduced ; 



ears smaller creaghi. 



Type of R. jnlosus :— Male. B.M.. no. 10. 4. 7. 5. Original 

 number 2162. Collected at Marengan, Soemenep, E. 

 .Madura, Java, 4tli November, 1909, by G. C. Sliortridge. 

 Presented by Oldfield Thomas. 



Ascllia tridens dilutu, subsp. n. 



Like A. tridens tridens, but averaging larger, and colour 

 of tur conspicuously paler. 



Forearm 52'2 mm. 



Skull: length to foot of canine 18*7; cond.-can. 16'6 ; 

 c-iii^ 7 ; c-nis 7*7. 



Hab. (of type). El Golea, Algerian Sahara. Other speci- 

 mens from Biskra. 



Type. Female. B.M. no. 12. 11. 14. 2. Original num- 

 ber 42. Collected 1 6th May, 1912, by Dr. E. Hartert. Pie- 

 sented by Lord Kothschild. 



Genus Hipposidekos. 



H. bicolor group. 



a. Pi comparatively large, from ^ to practically 

 the full antero-posterior length of pi, its cusp 

 always reaching above middle of cusp of p^ ; 

 internasal septum thick or even pear-shaped 

 (thicker posteriorly). 



