2 



in this country. The generic nomenclature may seem unfamiliar to 

 some, but it is that now generally adopted on the continent, and 

 commends itself as in many ways as being more rational than that 

 commonly employed in England. 



Any suggestions for improvement, or notices of omissions will be 

 thankfully received, and given careful attention should a second 

 edition be called for. Letters may be addressed to the author, 

 3, Fairway Road, Bedford Park, London, W. 



