3 4 STREPSIPTEKA 



elliptic, of different texture from the other parts; postscutellum elongate, sides parallel, convex, 

 apicallv rounded. Tarsi three-jointed. 



Female. — Cephalothorax subquadrate. with sides rounded; mandibles apical and prominent, 

 mouth opening subapical; transverse slit behind the middle, straight in median half, but deeply 

 retreating at sides. 



Type of genus. — D. insularum, Pierce. 



Geographical distribution of species. — Parasites of leaf-hoppers of the genus Xerophloea. 



i. D. insularum, Pierce. — PI. 2, Fig. 5; PI. 4, Fig. 37. Isl. Grenada, St. Vincent. 



Dioxocera insularum. Pierce. Proc. Ent. Soc. Wash. Vol. g, p. 8i (igoS); 



Bull. U. S. Nat. Mus. no. 66. p. 164, text fig. 3, nos. 11a, u/', 12; 



pi. 14, ff. 9, 10 (1909). 

 Diozoctra insularum. Pierce. Proc. U. S. Nat. Mus. Vol. 40, p. 504 (1911 . 



