CONTENTS. V 



PAGE 



The Organ of Jacobson iu the Dog. By E. Klein, _M.D. 

 F.K.S., Joint Lecturer on General Anatomy and Physiology 

 in the Medical School of St. Bartholomew's Hospital. (With 

 Plate XXVI) ...... 299 



On" Saprolegnia in Relation to the Salmon Disease. By Professor 

 Huxley, F.R.S., H.M.'s Inspector of Salmon Fisheries . 311 



NOTES AND MEMORANDA: 



On Certain Methods of Cutting and Mounting Microscopical 

 Sections ....... 334 



The Central Duct of the Leech's Nephridium . . . 337 



CONTENTS OF No. LXXXVIII, N.S., OCTOBEE, 1882. 



MEMOIRS : 



On the Development of the European Oyster {Ostrea edulis, L.). . 

 By Dr. R. Hokst, of the Utrecht Museum of Zoology. 

 (With Plate XXVII) 341 



Researches on the Morphology and Life-history of a Tropical 

 Pyrenomycetous Fungus. By H. Makshall Ward, B.A., 

 Fellow of Owens College, Victoria University, late Crypto- 

 gamist to tlie Government in Ceylon. (With Plates XXVIII 

 and XXIX) 347 



The Thread-cells and Epidermis of Myxine. By J. E. Blom- 

 FiELD, B.A. (With Plate XXX) . . . .355 



The Eye of Spoudylus. By Sydney J. Hickson, B.Sc, B.A., 

 Scholar of Downing College, Cambridge, Assistant to the 

 Linacre Professor, Oxford ..... 362 



Note on Open Communication between the Cells in the Pul- 

 vinus of Mimosa pzidica. By Walter Gaudinee, B.A., late 

 Scholar of Clare College, Cambridge . . . 365 



Notes on the Development of MoUusca. By Alfred C. Haddon, 

 M.A., Professor of Zoology, Royal College of Science, Dub- 

 lin. (With Plate XXXI) 367 



