CORIZID^E. 129 



tiolated ; 2nd, 3rd, and 4th joints, in length subequal ; the 4th the 

 thickest of the 3, tapered at each end. Eyes large, prominent, 

 inserted at the sides of the head near the base. Ocelli large, pro- 

 minent. Eostrum reaching the 3rd pair of coxae, slender; 2nd joint 

 longest, 3rd shortest ; rostral channel with the sides produced, not 

 half the length of the head, acute in front, rounded behind. 



Thorax. Pronotum trapeziform, slightly convex ; anterior margin 

 slightly concave, incrassated ; sides straight ; hinder angles obtuse, 

 slightly raised ; posterior margin slightly sinuate. Scutellum small, 

 triangular; apex obtuse, prominent; the margins incrassated. Elytra 

 as long as the abdomen ; Clavus deflected to the corium ; Corium ; 

 anterior and posterior margins nearly straight, nerves fine; Mem- 

 brane filled with fine nerves, mostly straight, 6 or 7 arising from a 

 strong cross nerve at the base. Sternum with a broad, shallow ros- 

 tral channel ending in a deep fovea on the mesosternum; Metasternum 

 with the posterior margin produced over the 1st abdominal segment, 

 the sides developed into a long obtuse point which lies outside of, 

 and parallel to, the base of the connexivum, and is visible from 

 above. Legs slender, finely haired ; thighs slightly thickened ; tarsi, 

 1st joint as long as the other 2 together ; 2nd shortest. 



Abdomen above flat, the last segment broadly rounded in both 

 sexes ; Connexivum reflexed, of equal breadth throughout, except on 

 the last segment. Underside convex, the last segment in the $ 

 slightly retracted and cut out, in the ?, rounded and as long as 

 above. Genital segments only in the $ slightly perceptible beneath, 

 being retracted within the abdomen . 



Species 1. THERAPHA HYOSCYAMI. 



CIMEX HYOSCYAMI, Lin. F. S. 945 (1761) ; S. N. i, 726, 76 (1767) ; De G. 



Mem. iii, 274, 18, pi. 14, figs. 14 & 15 (1773). 



LYGJEUS Fab. E. S. iv, 149, 47 (If 94) ; S. R. 218, 63 

 (1803) ; Wolff, Ic. Cim. 27, t. 3, fig. 27 (1800) ; 

 Pans. F. G. 79, 21 ; I. Duf. Rech. 47, 2 (1827). 

 ALYDUS HYOSCIAMI, Schill. Beitr. 49, 2, t. 5, fig. 5 (1829). 

 COEIZUS HYOSCYAMI, Fall. Hem. Suec. 44, 6 (1829) ; Curt. B. E. xi, 

 481 a (1833) ; Hahn, Wanz. i, 18, t. 3, fig. 10, 

 (1831) ; Burm. Handb. ii, 306, 1 (1835) ; Ramb. 

 F. And. ii, 142, 1 (1842) ; H. Schf. Wanz. vi, 1 

 (1842) ; ix, 269 (1851) ; Kolen. Mel. Ent. ii, 58, 

 18 (1845). 



9 



