CONTENTS. yii 



Page 

 XLV. Observations on the Synonymy of the genus Nomada of 

 Fabricius, belonging to the family of Cuckoo or Parasitic Bees. By 

 Frederick Smith 436 



New Books : — Principles of Scientific Botany ; or Botany as an Induc- 

 tive Science, by Dr. M. J. Schleiden, Extraordinary Professor of 

 Botany in the University of Jena. Translated by Edwin Lan- 

 kester, M.D., F.R.S. &c 442 



Proceedings of the Zoological Society ; Botanical Society of Edin- 

 burgh 443 — 450 



What is the best plan to be adopted for the destruction of the Cossus 

 Ligniperda and Scolytus destructor ?, by C. J. Cox, M.D. ; Dis- 

 covery of the wild state of Rye ; Presidency of the Linnsean 

 Society ; On the pulverulent matter which covers the surface of 

 the body oiLixus and other Insects ; Meteors ; Meteorological Ob- 

 servations and Table 451 — 455 



Index 456 



