252 BLUEFIELDS. 



from three to five hundred, assembled within the 

 space of ten yards square. They seemed to be all 

 of one kind, true Lihelluladce, not Agrions. I had 

 never before seen any association, except the pairing 

 of the sexes, in this predaceous family of insects : 

 conformably to the usual habits of animals that live 

 by violence, each Dragon-fly generally quarters his 

 own hunting-ground, hawking to and fro in his rapid 

 traverses in grim indifference to his fellows around, 

 whose courses cross and re-cross his own : but these 

 were acting in concert, as was evident not only 

 because they herded close together, but by the unity 

 of their motions. The lower stratum was uniformly 

 moving in one direction, while the upper moved in 

 the opposite ; yet the integrity of the mass was, 

 somehow or other, still maintained. They were 

 close to me ; but my surprise and interest were so 

 much excited by the unwonted spectacle, that I did 

 not think of disturbing, or attempting to capture 

 any of them. 



A DRIVE TO MONTEGO BAY. 



October 22nd. — A friend drove me across the 

 island to Montego Bay. The road, which is excellent, 

 leads through a cultivated country almost the whole 

 distance, and offers comparatively little of interest 

 to the naturalist. A magnificent Bamboo walk at 

 Haddo, the most extensive I have seen, is worthy 

 of mention. On the broad undulations of the in- 

 terior little forest is left standing, and the country 

 has a very open appearance. I saw a single speci- 



