Produced by Marilynda Fraser-Cunliffe and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by the Posner Memorial Collection (http://posner.library.cmu.edu/Posner/)) JOURNAL OF THE PROCEEDINGS OF THE LINNEAN SOCIETY. ZOOLOGY. VOL. III. LONDON: LONGMAN, BROWN, GREEN, LONGMANS & ROBERTS, AND WILLIAMS AND NORGATE. 1859. PRINTED BY TAYLOR AND FRANCIS, RED LION COURT, FLEET STREET. LIST OF PAPERS. Page BAIKIE, Dr. Extract of a Letter from Dr. Baikie to Sir John Richardson, M.D., C.B., F.R. & L.S., dated 29th October, 1857, Rabba, on the Qworra 76 BATE, C. SPENCE, Esq., F.L.S. On the Importance of an Examination of the Structure of the Integument of Crustacea in the determination of doubtful Species.--Application to the genus _Galathea_, with the Description of a New Species of that Genus 1 BELL, THOMAS, Esq., P.L.S. Description of a new Genus of Crustacea, of the Family Pinnotheridae; in which the fifth pair of legs are reduced to an almost imperceptible rudiment 27 DARWIN, CHARLES, Esq., F.R.S., F.L.S., & F.G.S., and WALLACE, ALFRED R., Esq. On the Tendency of Species to form Varieties; and on the Perpetuation of Varieties and Species by Natural Means of Selection 45 HANBURY, DANIEL, Esq., F.L.S. Note on Two Insect-products from Persia 178 HIGGINS, Rev. HENRY. Death of the Common Hive Bee; supposed to be occasioned by a parasitic Fungus 29 HUXLEY, T. H., Esq., F.R.S., Professor of Natural History, Government School of Mines. On some points in the Anatomy of _Nautilus Pompilius_ 36 KNOX, R., Esq., M.D., F.R.S.E. Contributions to the Anatomy and Natural History of the Cetacea. 63 SMITH, FREDERICK, Esq., Assistant in the Zoological Department in the British Museum. Catalogue of Hymenopterous Insects collected at Celebes by Mr. A. R. Wallace 4 Catalogue of Hymenopterous Insects collected by Mr. A. R. Wallace at the Islands of Aru and Key 132 WALKER, FRANCIS, Esq., F.L.S. Catalogue of the Dipterous Insects collected in the Aru Islands by Mr. A. R. Wallace, with Descriptions of New Species 77