1 903] FRA NKLIN : — NO TES ON A CA NT HO THRIPS 223 



brown and the tube does not bear a circlet of eight very long hairs as in magna- 

 femoralis. There is a very distinct white fleck, seen by reflected light, on the ante- 

 rior corners of all the abdominal segments above, except the two basal and the 

 two apical. Uzel gives the average length of the females of the species as being 

 2.4 mm. My specimen is a very large one measuring about 3 mm. in length. 



The foregoing studies were made at the Entomological laboratory of the Massa- 

 chusetts agricultural college. 



