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the list, there are several tribes of animals which have not been noticed, 

 Arachnida, the remainder of the insecta, Myriojyoda, Ccelelmintha, Sterel- 

 mintha, and microscopic Infusoria would be most desirable additions. 

 These are so numerous that it is almost too much to hope for even a 

 moderately full list of them in a short space of time ; nevertheless, if 

 gentlemen fond of natural history pursuits could be induced to under- 

 take the investigation of different sections, much might be effected. 



