PEDIOPSIS IMPURUS. 101 



In the autumn I have taken females with three or 

 more large ova ready for exclusion. 



Inch. Millimetres. 



Expanse 0-19 4-81 



Body and wings 0-17 4-31 



Pediopsis IMPURUS, Boh. Plate XXIX., figs. 2 to 2 6. 



Jas.ms inipurus, Boh. 



Pediopsis impurus, Thorns. ; Sahl. ; Scott ; Edw. 

 pt. i. p. 112. 



Male. General colour ochreous. Vertex with a 

 black spot. Pronotum grey, with a widening black 

 streak on each side of the upper margin. Scutellnm 

 with the usual dark brown triangular marks which help 

 to form the skull-like representation. Abdomen black. 

 Elytra greyish, with brownish nervures. Legs ochreous- 

 yeilow; the hind femora and tibiae each with a fine 

 black line aud a dot. Frons yellow and flat when 

 viewed in front; with six black dots and a streak crossing 

 the clypeus. 



The female is much larger than the male, and very 

 similarly coloured. 



Body with wings, 0*14 inch, or 3*55 millimetres. 



Pediopsis distinctus var. impurus, Scott; Edw. pt. i. 112. 

 Plate XXXI. , fig. 1. 



The appearance and the description of this insect 

 are so similar to that of P. iiupums that I hesitate to 

 admit it as a new species. Doubtless something more 

 of the life-history of all these small insects is very 

 desirable ; and until this is forthcoming I think it will 

 be well to reduce our list of species to those forms 

 which can be described with characters of some import. 



My figure is from Mr. Douglas's cabinet. It appears 



