Contents (continued). 



March 15, 1892 (continued). 



Page 



2. Ou some Mammals from Mount Dulit, North Borneo. By Oldfield Thomas. (Plates 



XVIII. & XIX.) 221 



3. Descrijptions of some new Species of Timeliine Birds from West Africa. By R. Bowdler 



SiiARPE, LL.D., F.L.S., &c. (Plate XX.) 227 



4. On the Classification of Birds. By Hans Gadow, M.A., Ph.D., F.Z.S., Strickland Curator 



and Lecturer on Advanced Morphology of Vertebrata in the University of Cambridge. 229 



April 5, 1892. 



The Secretary. Eeport ou the Additions to the Society's Menagerie in March 1892, and list 



of Giraffes that have lived in the Society's Gardens 266 



Mr. Sclater. Exhibition of, and remarks upon, two mounted heads of Swayne's Antelope 



{Bubalis swaynei) 257 



Prof. F. Jeffrey Bell. Remarks upon the habitat of Bipalium kewense 258 



1. On the Land-Shells of St. Helena. By Edgar A. Smith. (Plates XXI. & XXH.) 258 



2. On an apparently undescribed Pheasant from the Province of Zarafshan in Central Asia. 



By Henry Seeboiim, F.Z.S 270 



3. Notes on Bulimus oUongus. By E. J. Lechmere Guppt, C.M.Z.S.. 271 



4. Descriptions of new Species of Lepidoptera Heterocera from Brazil, Mexico, and Peru. 



-Part I. By W. Schaus, F.Z.S. 



272 



5. Notes on the Anatomy and Osteology of the Indian Darter {Plotus melanog aster). By 



Frank B. Beddard, M.A., F.R.S.E., Prosector to the Society 291 



6. Descriptions of Seven new Species of Land-Shells from the U. S. of Colombia. By G. B. 



SowERBY, F.L.S., F.Z.S. (Plate XXIIL) 296 



May 3, 1892. 



The Secretary. Report on the Additions to the Society's Menagerie in April 1892 299 



Mr. Sclater. Exhibition of, and remarks upon, a nearly perfect egg of Mpyornis medius . . 299 



1. Field-Notes on the Antelopes of Northern Somaliland. By H. G. C. Swavne, Capt. R.E., 



C.M.Z.S • 300 



