CONTENTS. 



Vll 



XV1L Ammophiia, a New Genus of Infecls in the Clafs Hymen- 

 optera, including the Sphex fabulofa of Linnaus. By the Rev. 

 William Kirby, F. L. S. — — Page 195 



XVIII. The Characters of Twenty New Genera of Plants. By 

 James Edward Smith, Mi?. F.R.S. P.L.S. — p. 213 



XIX. Further Obfervations on the Wheat Infecl, in a Letter to the 

 Rev. Samuel Goodenough, LL.D. F. R. S. Tr. L.S. By Thomas 

 Marfham, Efq. Sec. L.S. — — p. 224 



XX. Hijlory of Tipula Trhiciy and Ichneumon Tipulce, withfome 

 Obfervations upon other Infecls that attend the Wheats in a Letter 

 to Thomas Marfiam, Efq. Sec. L. S. By the Rev. William 

 Kirby, F.L.S. — — — p. 230 



XXI. Account of a New Species of Mufcicapa, from New South 

 Wales. By Major-General Thomas Da vies, F. R. S. and 



£- S. — — .p. 240 



XXII. Obfervations on the Genus Patfus, and Defcription of a New 

 Species. By Adam Afzelius, M. D. Demonflrator of Botany in 



the Univerfity ofUpfala, F. R. S. and F. M. L. S. — p. 243 



XXIII. Obfervations on the Britiffj Species of Bromus, with Intro- 

 duclory Remarks on the Compoftion of a Flora Britannic a. By 

 James Edward Smith, M. D. F. R. S. P. L. S. — p. 276 



XXIV. Some Corr eel ions cf the general Defcription cf Polyirichum 

 1 rubcllum, p. 79, with an Account cf another New Species of the 



fame Genus. By Mr. Archibald Menzies, F. L. S. — p. 303 



