CONTENTS. 



Pagk. 



E. Perceval Wright, M. B., — On a new Species of Actinia, . . 131 



Professor Harvey, M. D., F. R. S M — " On a New Myrtle," (Plate 



XII.) 131 



•21st May, 1858. 



Rev. Professor Haughton, A. M., F. R. S., — " Illustrations of the 

 Fossil Flora of the Lower Carboniferous Beds of Germany and 

 Ireland, from Specimens preserved iii the Museum of Trinity 

 College." (With Plates III., IV.— Vide Part I.), .... 134 



Professor Harvey, M. D., F. R. S., — " Description of three New 

 Species of South African Plants." (With Plates XIII., XIV., 

 XV., XVI.), 135 



J. R. Kinahan, M. D., M. R. I. A, — u Natural History Notes in 

 Devon and Cornwall," 141 



18th June. 

 Rev. Eugene O'Meara, A.M., — "Contributions towards a Catalogue 



of Diatomaceae of the county of Dublin (Species obtained at .. 



Malahide and Portmarnock)," 148 



J. Reay Greene, A. B., — " On the British Species of the genus 



Equorea," 150 



C. Spence Bate, F.L.S., — " Description oiPandalus Jeffrey sii^Spence 



Bate, 'Fauna of Swansea,' 1850)." (With two Woodcuts), . 151 

 Dr. Kinahan, — Presentation of Crangon Allmanni. (With a 



Woodcut), 153 



Stated Meeting, 15th October. 



Report from Council, 155 



Election of Officers for 1858-59, 157 



Annual Address, by the President, 157 



19th November. 

 R. M'Donnell, M. D., — " On the Urticating Organ? of Actinia," 163 

 Rev. Eugene O'Meara, — " Notes on the Encysted Condition of 



Diatoma vulgare" (Plate XVII.), 164 



Rev. A. R. Hogan, A.M., — "On a New British Oniscoid found in 



Ants' Nests," 170 



Dr. E. Perceval Wright, — " Notes on the Irish Actinidce, &c, 



with especial reference to their Distribution." (With Plate 



XVIIL), .174 



Dr. Kinahan, — "On the Genus Platyarthrus (Brandt); with 



Notices of allied undescribed Genera." (With Plate XIX.), . 188 



17th December. 

 J. Grainger, A M., Corresponding Member, — "On the Shells found 

 in the Post-Tertiary Deposits of Belfast," 202 



Appendices, i to xviii 



