PECULIAR MOTIONS OF INSECTS. 



Feet of the blue-bottle fly, magnified 6400 times. A, a view of the un- 

 der side of the last joint of the toe, with the two suckers expanded, as 

 seen when the fly is walking against gravity. B, side of ditto. 



Feet of the bibio ftbriiis, (Latr.,) magnified 6400 times. A, the under 

 *3ide of the last joint of the toe, with the three suckers expanded. B, 

 side view of ditto. 



