BIOLOGICAL AND GEOLOGICAL SECTION. REPORT OF THE FORTY-FIRST SESSION, 1927-28. Officers and Committee. THE PRESIDENT and HON. SECRETARY OF THE C.N.S. (ex officio). Mr. G. C. S. INGRAM, M.B.O.U. (President). Mr. H. M. HALLETT, F.E.S. (Past President). Mr. JOHN GRIMES, M.B.E. (Past President). Mr. R. W. ATKINSON, B.Sc. (Past President). Mr. T. W. PROGER, F.Z.S. (Past President). Miss ELEANOR VACHELL, F.Z.S. Miss CLEMENCE M. ACLAND. Dr. A. HEARD, Ph.D., M.Sc., F.G.S. Mr. MORLEY H. NEALE. Mr. H. MORREY SALMON, M.C. Mr. JOHN REES, B.A., B.Sc. Mr. H. A. HYDE, M.A., F.L.S. Mr. COLIN MATHESON, M.A., B.Sc. Mr. H. E. SALMON, F.Z.S. (Hon. Treasurer). Mr. F. NORTON (Hon. Secretary). The number of members at the end of the Session was 124. The Committee regret to report the death of Messrs. G. H. Wills, J. E. Hemming, C. Edgar Wakeford, and H. W. Martin. During the session the Section lost 13 members by resignations and six by removals, whilst 13 new members were elected, a nett decrease of 10. The accounts have been audited and show a balance in hand of £ 110 12s. Id. Eight ordinary meetings were held, with an average attend- ance of 33. The members of the Cardiff and District Geo- graphical Society were invited to attend Dr. North's lecture. The papers read were as follows :­- 1927. Oct. 13. The Birds of Roath Park and Llanishen Reser- voir." Geoffrey C. S. Ingram, M.B.O.U. Nov. 10. "The Framework of the Animal Body." L. F. Cowley, M.Sc. Nov. 24. Wales and the Sea Fisheries." Colin Matheson, M.A., B.Sc. Dec. 8. Life on a Cattle Farm on the Pacific Coast of Costa Rica." T. W. Proger, F.Z.S.