28 



Mr. 0. Tate Eegan, M.A., F.R.S., on behalf of Miss Ruth 

 C. Bamber, M.Sc, communicated a paper on a hermaphrodite 

 Dogfish. 



Mr. Tate Regan also described the present state of knowledge 

 regarding the life-history of the Common Eel, illustrating his 

 account with lantern -slides. 



The next Meeting of the Society for Scientific Business will be 

 held on Tuesday, November 6th, 1917, at 5.30 p.m., when the 

 following communications will be made : — 



D. Seth-Smith, F.Z.S. 



Lantern Exhibition of photographs of Mammals and Reptiles 

 from the Society's Gardens. 



Lieut. F. F. Laidlaw, M.A., F.Z.S. 



Some Additions to the known Dragonfly Fauna of Borneo, 

 with an account of new species of the genus Cceliccia. 



G. A. BouLENGEK, F.R.S., F.Z.S. 



On the use of the Names Plesiosauria and ^auropterygia. 



J. C. MOTTRAM, M.B. 



Some Observations upon Concealment by the apparen 

 Disruption of Surface in a plane at right angles to the 

 Surface, 



The following Papers have been received : — 



J. J, JoicEY, F.Z.S., and George Talbot. 



a. New South American Rhopalocera, 

 6. New South American Arctiida;. 



c. New Butterflies from Africa and the East. 



d. Gynandromorph of Papilio lycophron Hbn. 



e. Three Aberrations qf Lepidoptera. 



