HEMIPTERA. 12/ 



Genus 12. SEHIRUS. 



Cimex, p., Scop. Ent. Cam. (1763) ; Linn. Syst. Nat. i. (1767) ; 



Schr. Enum. Ins. Aust. (1781); Fab. Ent. Syst. iv. (1794) 



$ Syst. Eh. (1803). 

 Cydnus, p., Fab. Syst. Rh. (1803); Fall. Mon. dm. (1807) 4* 



Hem. Suec. (1829); Hahn, Wanz. i. (1831); Zett. Faun. Ins. 



Lapp. (1832) <$ Ins. Lapp. (1840) ; H. Sch. Norn. Ent. (1835) ; 



Burm. Handb. ii. (1835); Ramb. Faun. And. (1841?); Kolen. 



Mel. Ent. iv. (1846). 



Pentatoma, p., Pal. B. Ins. (1805) ; Le P. fy Serv. Enc. x. (1825). 

 Sehirus et Tritomegas, Am. $ Serv. Hem. 96 & 98 (1843) ; Sahib. 



Geoc. Fenn. 20 & 21 (1848). 



* Second and third joints of the antenna nearly equal in length, 

 (SEHIRUS, A. fy S.) 



1. SEHIRUS dubius. 



Cimex dubius, Scop. Ent. Cam. 121. 355 (1763) ; Wolff, Ic. dm. 



64. t. 7. fig. 61 (1801). 



Cimex albomarginatus, Schr. Enum. Ins. Aust. 531. 275 (1781). 

 Cimex albomarginellus, Fab. E. S. iv. 123. 167 (1794) # S. R. 



178. 120 (1803). 

 Cydnus albomarginatus, Fall. Hem. Suec. 19. 4 (1829) ; Ramb., 



Faun. And. ii. ill. 2 (1841?). 

 Cydnus dubius, Hahn, Wanz. i. 191. t. 31. fig. 98 (1831); Curt. 



B. S. ii. 74 (1826). 

 Cydnus albomarginellus, H. Sch. Nom. Ent. 55 & 90 (1835); 



Burm. Handb. ii. 3/4. 2 (1835). 

 Sehirus albomarginellus, Am. fy Serv. Hem. p. 97. 2 (1843); 



Sahib. Geoc. Fenn. 21. 2 (1848). 

 Sehirus, Amyot, Ann. Soc. Ent. Fr. 2 me ser. iii. 431. 41 (1845). 



a. S. of France. Presented by Francis Walker, Esq. 



b. S. of Europe. Presented by R. M f Andrew, Esq. 



c. England. 



2. SEHIRUS albonotatus, n. s, 



S. supra violaceus, subaeneus, punctatus; margine omni, macula 

 parva ad apicem corii, tibiarumque striga externa, albis ; cor- 

 pore subtus, pedibus, antennisque nigris, his articulo secundo 

 rufescenti. <J ? . 

 Long. lin. 3-3J. 



Above bluish violet, shining, slightly brassy, punctured. Head 

 emarginate in front, with the lateral margins reflexed; black, 

 thickly and finely punctured anteriorly, vertex smooth. Thorax 

 thickly and finely punctured, with an irregular impunctate space 



