470 OBSERVATIONS ON 



surface of the stream, unable to rise till their wings 

 were dried. 



This appearance reconciled me in some measure to 

 the wonderful account that Scopoli gives of the quan- 

 tities emerging from the rivers of Carniola. Their 

 motions are very peculiar, up and down for many yards 

 almost in a perpendicular line 9 . 



SPHINX OCELLATA. 



A VAST insect appears after it is dusk, flying with a 

 humming noise, and inserting its tongue into the bloom 

 of the honeysuckle ; it scarcely settles upon the plants, 

 but feeds on the wing in the manner of humming birds 10 . 



WILD BEE. 



THERE is a sort of wild bee frequenting the garden- 

 campion for the sake of its tomentum, which probably it 



9 I once saw a swarm of these insects playing up and down over the 

 surface of a pond in Denn Park, exactly in the manner described by this 

 accurate naturalist. It was late in the evening of a warm summer's day, 

 when I observed them. M ARKWICK. 



10 I have frequently seen the large bee moth (Sphinx Stellatarum) 

 inserting its long tongue or proboscis into the centre of flowers, and feed- 

 ing on their nectar, without settling on them, but keeping constantly on the 



MACROT,|.OSS* STKLI.ATAH'. M. 



