o24 • Mr. Martin Jacoby on 



Head obsoletely punctured, Avith a medial fovea, flavous, labrum 

 piceous ; antenna3 with the first seven joints black, the rest 

 flavous. Thorax transverse, obliquely depressed on the disc at 

 either side, surface minutely punctate, flavous, a longitudinal 

 black stripe near the latei'al margins, dilated auteriorly. Scu- 

 tellum flavous. Elytra dilated posteriorly, closely rugose punc- 

 tate, of a dark violaceous-blue, the lateral margin and apex, and 

 a sutural stripe extending from the base to behind the middle, 

 slightly narrowed posteriorly, flavous. Underside testaceous, 

 knees, tibia? and tarsi black. 



Diahrotica undecimpimctata, n. sp. 



Pale green; head, middle joints of the antenna? and tibia; 

 black ; thorax dark green, shining ; elytra olive-green, with a 

 broad longitudinal orange-coloured vitta, and 11 small black 

 spots. Length 3 Knes. 



Head with a cruciform impression in the middle, black, 

 shining, antenna? with the first joint olive-green, the second and 

 third of almost equal length, fuscous, 4 to 8 black, 9 and lU 

 flavous, and the terminal black. Thorax rather convex, shining, 

 bright green, minutely punctured, deeply bifoveolate on the disc. 

 Scutellum black. Elytra convex, broadly margined, and closely 

 punctured, olive-green, with a broad orange-coloured vitta, 

 extending from immediately below the shoulder to • a little dis- 

 tance before the apex, each elytron with a longitudinal stripe 

 at the shoulder, and a short sutural one from the base to 

 the end of the scutellum, two transversely placed small sjiots 

 in the middle and two others behind the middle, black. Under- 

 side and legs pale green, breast, tibia? and tarsi black. 



Diahi'otica sangu/nicdllis, n. sp. 



Elongate, widened behind ; black, abdomen flavous ; thorax 

 bifoveolate, dark red, shining ; elytra finely punctate, black, the 

 lateral margin and the apex fulvous. Length 3-^ lines. 



Head black, impunctate; antennse flavous or fulvous, the fifth 

 to the eighth joint black. Thorax transversely subquadrate, 

 surface rather convex near the sides, with two deep fovea3 on the 

 disc, the latter impunctate, very shining, dark red. Scutellum 

 black. Elytra gradually increasing in width from base to apex, 

 closely but not coarsely puuctured,'the intervals slightly wrinkled 

 here and there, with an obsolete costa from below the shoulder 

 to the middle, black, shining, the lateral margin narrowly and 



