CORIZID^. 129 



tiolatecl ; 2iid, 3rd, and 4th joints, in lengtli subequal ; the 4th the 

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

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

 minent. Bostnun reaching the 3rd pair of coxo3, slender; 2nd joint 

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

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



Thorax. — Pronotum trapeziform, slightly convex ; anterior margin 

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

 slightly raised ; posterior margin slightly sinuate. Scutelhom 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- 

 hratie 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; Iletasternum 

 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 coimexivum, and is visible from 

 above. Leys slender, finely haired ; tliiyhs 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. Geiiital seyments only in the $ slightly perceptible beneath, 

 beinff retracted within the abdomen . 



Species 1. — Therapha Hyoscyami. 



CiMEX Hyosctami, Lin. F. S. 915 (1761) ; S. N. i, 72G, 76 (1767) ; De G. 



Mem. iii, 271, 18, pi. 14, figs. 14 & 15 (1773). 

 Ltg^us — Fab. E. S. iv, 149, 47 (1791) ; S. R. 218, 63 

 (1803) ; W^olff, Ic. Cim. 27, t. 3, fig. 97 (1800) ; 

 Pa>iz. F. G. 79, 21 ; L. Bi'f. Kech. 47, 2 (1827). 

 Alydus Htosciami, Schill. Beitr. 49, 2, t. 5, fig. 5 (1829). 

 CoRizus Hyoscyami, Fall. Hem. Suec. 44, 6 (1829) ; Curt. B. E. xi, 

 481 « (1833); HaJin, Wauz. i, 18, t. 3, fig. 10, 

 (1S31) ; Burm. Haudb. ii, 306, 1 (1835) ; Ramb. 

 F. And. ii, 112, 1 (1812) ; //. Schf. Wanz. vi, 1 

 (1842) ; is, 269 (1851) ; Kolen. Mel. Eut. ii, 58, 

 18 (1845). 



9 



