CONTENTS. 



Page. 



XVI. On the Irregular Form of the Flower of the Papilionacece. 



By H. Walpers, from the Linnaea, vol. xiii 153 



XVII. On the Structure of the Ovule in Plants. ByM. J. Schleiden, 

 M.D., Professor of Botany in the University of Jena 162 



XVIII. On the Bone of an unknown Struthious Bird of large Size 

 from New Zealand. By Richard Owen, Esq., F.R.S 166 



XIX. Miscellanea Zoologica. By George Johnston, M.D., Fel- 

 low of the Royal College of Surgeons of Edinburgh 168 



XX. On the British Actiniadce. By Edward Forbes, Esq. (With a 

 Plate.) 180 



XXI. A short Outline of a Fauna for Part of Herefordshire. By 

 R.M. Lingwood, Esq.,F.L.S 184 



XXII. Monograph of the Dorylida, a Family of the Hymenoptera 

 Heterogyncir By W. E. Shuckard, Esq 188 



XXIII. Description of the Snake-nut Tree of Guiana. By Robert 



H. Schomburgk, Esq., CM. R.G.S. (With a Plate.) 202 



XXIV. Information respecting Botanical Travellers : — 



Mr. Griffith's Journal of the Mission to Bootan 205 



BIBLIOGRAPHICAL NOTICES. 



A Report on the Progress of Vegetable Physiology during the year 

 1837. By F. J. F. Meyen, M.D., Professor of Botany in the 

 University of Berlin. Translated from the German, by William 

 Francis, A.L.S 211 



A List of the Genera of Birds, with an indication of the Typical Spe- 

 cies of each Genus. By George Robert Gray 214 



PROCEEDINGS OF LEARNED SOCIETIES. 



Zoological Society : — Mr. Fraser on a collection of Birds from the 



neighbourhood of Erzeroom 215 



MISCELLANEOUS. 



Botanical Information : — " Unio Itineraria" 219 



Note on Argulus foliaceus , Jurine. By Wm. Thompson, Esq. .... 221 



Infusorial Animalcules in Red Snow 223 



Meteorological Observations and Table 223, 224 



