IV CONTENTS. 



NUMBER XIV. 



Page 



XI. On the Land Shells of Lanzarote and Fuerta Ventura ; with 

 Observations on the Molluscan Fauna of the Canary Islands in general. 

 By Prof. A. Mousson. Translated (with Notes and Observations) 



by R. T. Lowe, M.A 81 



XII. Descriptions of six recently discovered species, and Characters 



of a new genus oi Araneidea. By John Blackwall, F.L.S 91 



XIII. Descriptions of several new Land Shells from the Mauritius. 



By W. H. Benson, Esq 98 



XIV. On Parthenogenesis. By M. E. Kegel 100 



XV. Further Gleanings in British Conehology. By J. Gwyn 

 Jeffreys, Esq., F.R.S. (With a Plate.) 106 



XVI. On the British Wild Geese. By Arthur Strickland, 

 Esq. (With a Plate.) 121 



XVII. On the Natural Order Styracece, as distinguished from the 

 Symplocacece, By John Miers, F.R.S., F.L.S. &e. 125 



XVIII. Correction of an Important Error affecting the Classifica- 

 tion of the Psittacid(B. By Alfred R. Wallace, Esq 147 



New Book .—The Natural History of the Tineina. By H. T. Stain- 

 ton, assisted by Prof. Zeller, J. W. Douglas, and Prof. Frey. 148 



Proceedings of the Zoological Society 150 — 159 



On Electra verticillata, with a Notice of its different Forms of Growth, 

 by E. W. H. Holdsworth, F.L.S. ; On the Reproduction of JVe- 

 mertes Borlassii, by William Beattie, Esq 159, 160 



NUMBER XV. 



' XIX. On the Mammoth-tree of Upper California. By Berthold 

 Seemann, Ph.D., F.L.S 161 



XX. A Sectional Distribution of the genus Alyccsus, Gray, with 

 Characters of six new species and of other Cyclostomidca collected at 

 Darjiling bv W. T. Blanford, Esq., Geol. Survey. By W. H. Benson, 

 Esq .* 176 



XXI. Descriptions of new species of Helix ^ Streptaxis, and Vitrina, 

 collected by Mr. W. Theobald, jun., in Burmah, the Khasia Hills, 

 and Hindustan. By W. H. Benson, Esq 184 



XXII. On the Germination of the Lycopodiece. By Dr. A. de 

 Bary 189 



