LIST OF CONTENTS. 



1906, pp. 463-758. 



May 1,1906. 



Page 

 The Secretary. Eeport on the AddiUons to the Society's Menagerie during the month of 



March 1906 , 463 



Mr. Oldiield Thomas, F.R.S. Description of a new species of Duiker, Cephalojphus walkeri. 



(Plate XXXV.) 463 



1. Further Notes on Anthropoid Apes. By the Hon. Walter Eothschild, Ph.D., F.Z.S. . 465 



2. On Mammals collected in South-west Australia for Mr. W. E. Balston. By Oldfield 



Thomas, F.R.S 468 



0. On the Lepidoptera collected by the Officers on the recent Tibet Frontier Commission. 



By H. J. Elwes, F.R.S., F.Z.S., Sir George Hampson, Bt., F.Z.S., and J. Hartley 

 DuREANT, F.E.S. (Plate XXXVI.) 479 



4. Contributions to the Knowledge of the Vascular a ndi Respiratory Systems in the Ophidia, 

 and to the Anatomy of the Genera Boa &r\di Cor alius. By Frank E. Beddard, M.A., 

 F.E.S., Prosector to the Society 499 



May 15, 1906. 



The Secretary. Report on the Additions to the Society's Menagerie during the month of 



April 1906 , 533 



Mr. F. E. Beddard, F.R.S. Exhibition of a foetus of the Red-fronted Lemur 533 



Dr. C. G. Seligmann. Exhihition of a skin of a caponised fowl 533 



Mr. R. I. Pocock, F.Z.S. Exhibition of a specimen of a Leaf-insect from the Seychelles . . 533 



ill-. Henry Munt, F.Z.S. Exhibition of a skin of the Spotted-necked Otter 533 



1 . Zoological Results of the Third Tanganyika Expedition, conducted by Dr. W. A. 



Cunnington, 1904-1905. Report on the Hydrachmda. By J. N. Halbert, Dublin 

 Museum 534 



2. On Mammals from Northei-n Australia presented to the National Museum by Sir Wm. 



Ingram, Bt., and the Hon. John Forrest. By Oldfikld Thomas, F.R.S., F.Z.S. 

 (Plate XXXVII.) 536 



.']. On the Skull of a Young Specimen of the Ribbon-fish, Eegalecus. By W. B. Beniiam, 

 D.Sc, M.A., F.Z.S., Professor of Biology in the University of Otago, and W. J. Dunbar. 

 (Plates XXXVIil. & XXXIX.) 544 



4. On Worms of the Family Gordiidce from Corea. By Dr. a'On Linstow 556 



5. Notes upon Menstruation, Gestation, and Parturition of some Monkeys that have lived 



iu the Society's Gardens. By Reginald I. Pocock, F.L.S., Superintendent of the 

 Gardens ,558 



6. Additions to the Herpetology of British East Africa. By G. A. Boulenger, F.R.S., F.Z.S. .570 



May 29, 1906. 



Mr. R. H. Burne, F.Z.S. Exhibition of dissections of certain animals from the Society's 



Collection . . . .' 574 



Dr. L. W. Sambon. Exhibition of diagrams illustrating transmission of diseases by Insects 



and Ticks 574 



