IV CONTENTS. 



NUMBER LVI. . 



Page 



VIII. Notes on the Reproduction of the Campanulariadce ; with a 

 description of a new species of Laomedea. By the Rev. Thomas 

 HiNCKS, B.A. (With a Plate.) 81 



IX. Contributions to the Palaeontology of the Isle of Wight. By 

 Thomas Wright, M.D. &c ?7 



X. Descriptions of some newly discovered species of Araneidea. By 

 John Blackwall, F.L.S 93 



XI. Note of the MoUusca observed during a short visit to the 

 Canary and Madeira Islands, &c., in the months of April and May 

 1852. By R. M'Andrew, F.L.S 100 



XII. On some genera of the Icacinacea. By John Miers, Esq., 

 F.R.S., F.L.S 108 



XIII. Upon the Genus DoZioZmwi and its species. ByDr. A. Krohn. 

 (With a Plate.) 119 



XIV. On the genus Le/>/ore. By William Clark, Esq 129 



New Books : — A History of Infusorial Animalcules, Living and Fossil, 

 by Andrew Pritchard, M.R.I. — A Synopsis of the Family i^f 

 Naiades, by Isaac Lea 134—138 



Proceedings of the Zoological Society 138 



Observations on the Cueulation of the Blood in the Arachnida, by 

 M. Emile Blanchard ; On the Distribution of Coluber natrix, by 

 John Henry Gurney ; Uses of the Stillingia seUfera, or Tallow 

 Tree, with a notice of the Pe-la, an Insect-wax of China, by J. 

 D. Macgovvan, M.D. ; Nymphmu alba var. major, by J. De C. 

 Sowerby; On the Structure of the Belemnite; Meteorological 

 Observations and Table 150— IfiO 



NUMBER LVII. 



XV. On the Form and Structure of the Shell of Operculina Arabica. 

 By H. J. Carter, Esq., Assistant Surgeon, Bombay Establishment. 

 (With a Plate.) ^61 



XVI. On some genera of the Icacinacece. By John Miers, Esq., 

 F.R.S., F.L.S 1/6 



XVII. A Catalogue of British Spiders, including remarks on their 

 Structure, Functions, Economy, and Systematic Arrangement. By 

 John Blackwall, F.L.S 182 



