210 



THE CANADIAN ENTOMOLOGIST. 



The under surface was rather paler than the upper, with a central row 

 of yellowish-white dots from fifth to tenth segments inclusive ; from the 

 second to the fourth, the colour was bluish-green, and on twelfth segment 

 was a patch of yellow ; feet bluish-green, with a streak of brown, prolegs 

 brown on the outside, but bluish-green within. 



Two of these larvae entered the chrysalis state on the 19th of Sep- 

 tember, having formed a rude case in which to secrete themselves, by 

 binding two leaves together with threads of silk. One of them produced 

 the imago on the 18th, the other on the 21st of May following. 



NOTES ON MEGACHILE BREVIS, Say 



BY E. B. REED, LONDON, ONT, 



While inspecting, during the past summer, the fruit orchards of a friend 

 residing in this neighbourhood, my attention was attracted by the peculiar 

 appearance of the leaves of a young plum tree. At the first glance, I 



FIG. 38. 



thought it might be affected by aphides, but, on closer examination, I 

 found unmistakable evidence of the work of some leaf-cutting bee, in the 

 circular holes in many of the leaves, and on opening one of the coils of 

 leaves, of which there were four or five, I discovered the curious chambers 



