Dorothy J. Jackson 



The Female. (Fig. 4, C and D.) 



281 



The female pupa has the surface of the sternite of the seventh segment 

 more convex posteriorly than the male, so that its outline when viewed 

 sideways is strongly curved posteriorly and projects prominently beyond 



S7 — 



T10 S10 



Del. I>. •/. Jackson 



Fig. 4. Posterior abdominal segments of pupae of Sitones lineatus L. 

 showing sexual differences x 35. 



A. Male, lateral view. C. Female, lateral view. 



B. Male, ventral view. D. Female, ventral view. 

 E=epipleurite; H=hypopleuritej L.8. = lateral spines; P.S. = pleural spines; 

 S = stemite; S.P.=spinous process; T = tergite. 7, 8, 9 and L0 = 7th, 8th, 9th 



and 10th segments. 



the surface of the eighth sternite (Fig. 4, C). The posterior edge of the 

 seventh sternite is also strongly and evenly rounded posteriorly (Fig. 4, D). 

 The seventh tergite is much shorter than in the male with the surface 

 less flat. 



