IX. 



Hair of the Mammoth, Elephas primigenius from 



Siberia ■ WiLLOUGHnY Gardner. 



Hormospora transversalis and other fresh water 



Algfe Wm. Narkamoee. 



Human Skin T. C. Ryley. 



Lumbricus terrestris (transverse sections) J. Gould. 



Pond Life, &c R- Nicholson. 



Do. R. S. Sandford. 



Do. Jos. Wall. 



Section of fossil Shark's tooth W. H. Read. 



Section of compound Ascidian and free swimming 



Larvffiofsame F. Padley. 



Starfish C. H. H. "Walker. 



Various, to iUusti-ate Paper Alexander Barron. 



Do. do. J. M. Williams. 



Do, do. Wm. Oelrichs. 



October 3rd. — AVilliam Carter, M.D. F.R.C'.P. was unanimously elected 

 President of the Society for the year 1891. 



Mr. T. C. Ryley referred to the Conversazione of the Chester Society as 

 a very successful gathering. 



llr. C. H. H. Walker read a Paper on " Differentiation of the Sexes in 

 Insecta," illustrated with diagrams and drawings. 



At the Conversazione the following subjects were illustrated: — 



Caligus Miilleri, parasite of Cod, pair of lunules or 



sucking discs on the lower surface of frontal 



plates I. C. Thompson. 



Eggs of Limnaea stagnalis Jos. Wall. 



Elytron of Curculio W. H. Read. 



Male Genital Armature of the genus Hepialus 



(Lepidoptera) F. N. Pierce. 



Ovipositor of Ichneumon A.Johnson. 



Parts of Water Boatman, Notonecta glauca Alfd. Leicester. 



Specimens to illustrate Paper Wm. Oelrichs. 



Do. do. C. H. H. Walker. 



Do. do. J.M.Williams. 



Spinal Cord of Calf (transverse section) J. Gould. 



^ Wing of Polyommatus Alexis, peculiar to male 



insect J. Hornell. 



