LIST OF CONTENTS. 

 PART I.— 1883. 



January 16, 1883. 



Page 

 The Secretary. Report on the additions to the Society's Menagerie in December 1882 .... 1 

 Mr. H. E. Dresser. Exhibition of, and remarks upon, a specimen of Merops phiUppinus, 



stated to have been obtained near the Snook, Seaton Carew 1 



1. On the Freshwater Shells of the Island of Soeotra collected by Professor I. Bavley 



Balfour. By Lieutenant-Colonel H. H. Godwin-Austen, F.R.S., F.Z.S., &c. (Part III.) 

 (P'ates I. & II.) 2 



2. On the Right Cardiac Valve of Echidna and of Ornithorhynchus. By E. Ray Lancastek, 



M.A., F.R.S., Jodrell Professor of Zoology in University College, London. (Plates 

 III. & IV.) .■ 8 



."> Descriptions of new Genera and Species of Asiatic Lepidoptera Heterocera. By F. Moore, 



F.Z.S. (Plates V. & VL) 15 



4. Descriptions of five new Species of Shells. By Prof. G. B. Sowerby, Jun. (Plate VII.) 30 



February 6, 1883. 



Tlie Secretary. Report on tlie additions to the Society's Menagerie in January 1883 32 



Mr. F. 0. Selous. Letter from, concerning the chances of obtaining a living Wliite Rhinoceros. 32 



Rev. G. H. R. Fisk, C.M.Z.S. Extract from a letter from, concerning ways in which the increase 



of Snakes is kept within moderate limits 32 



1. On a thii'd Species of Otkliphaps. By O. Salvis and F. D. Godman 33 



2. Further Notes on Tragelaphus qratus. By P. L. Sclater, M.A., Ph.D., F.R.S., Secretary 



to the Society. (Plate VIII.) 34 



.">. Supplementary Notes on the Birds of the Argentine Republic. By E. W. White, F.Z.S. 



With Remarks by P. L. ScLATER, M.A., Ph.D., r.R.S. (Plate IX.) 37 



4. A few Rough Notes on the Aye-aye. By the Rev. G. A. Suaw 44 



."). Description of a new Species of Lizard of the Genus Enyaliits. By G. A. Boulenger, 



F.Z.S. (Plate X.) 4B 



February 20, 1883. 



Prof. F. Jeffrey Bell. Exhibition of, and remarks upon, some microscopical preparations 



obtained from the Zoological Station at Naples 47 



Mr. .7. J. Weir. Exhibition of a supposed hermaphrodite specimen of Lycana iearus 47 



Mr. G.B. Sowerby, , jun. Notice of a paper containing the descriptions of nine new Species of 



Shells, and of the opercula of two known species 48 



1 . On Birds collected in the Timor-Laut or Tenimber group of Islands, by Mr. Henry O. 



Forbes. By P. L. Sclater, M.A., Ph. D., F.R.S., Secretary to the Society. (Plates 

 XI.-XIV.) 48 



2. Studie.s of the Ilolothuroidea. — II. Descriptions of new Species. By F. Jeffrey Bell, 



M.A., Sec. R.M.S., F.Z.S., Professor of Comparative Anatomy in King's College. 

 (Plate XV.) : r r,g 



">. On the Suctorial Apparatus of the Tenuirostres. By Dr. Hans Gadow. (Plate XVI.)... 62 



4. Description des especes nouvelles de la collection p^ruvienne da M. le Dr. Raimondi de | 



fjiina. Par L. Taczanowski, C.M.Z.S. (Plate XVII.) 70 ''I 



.'• Notice sur la difference sexuclle entre lea cranes de la Ehytina stelleri. Par le Docteur ' 



Dybow.ski 72 



Contents continiied on poffe 4 of wrapper. ' 



