764 CONNECTICUT GEOL. AND NAT. HIST. SURVEY. [Bull. 



E. ictericus (Linnaeus). 



Cent Ins., 16, 1763. 



Yellowish in shade, with irregularly arranged black punctation. 

 Connexivum very faintly spotted. Body beneath yellowish, often 

 distinctly greenish in the males. 



Juga often slightly longer than tylus. Pronotum broad, the 

 lateral angles very prominent, acute, connected by an elevated 

 impunctate ridge. Abdomen narrowed posteriorly; connexivum 

 often a little exposed. Length io.5-i2mm. 



Usually found in damp situations, where it feeds on Car ex, Iris, 

 and other marsh plants. 



New Haven, 27 July, 1904 (P. L. B.), 24 Aug., 1914 (M. P. Z.) ; Bran- 

 ford, 16 Sept., 1904, I and 3 July, 1905 (H. W. W.) ; Hamden, 24 July, 

 1910 (B. H. W.). 



Coenus Dallas. 



This genus, characterized by the regularly ovate form, reticu- 

 lately veined membrane, large scutellum broadly rounded at apex, 

 and corium with apical margin arcuate and outer angle obtuse, 

 contains a single North American species. 

 C. delius (Say). (PI. xviii, 15.) 



Het New Harm., 8, 183 1. 



Pale yellowish brown, with moderately dense large black punc- 

 tures ; median line of head and lateral margins of pronotum and 

 hemielytra impunctate. Length 7.5-9.5 mm. Commonly met with 

 in sweeping; it usually feeds on the mullein. 



Scotland, 25 July, 1904 (B. H. W.) ; New Haven, 6 July, 1904 (H. L. V.), 

 5 Sept., 1905 (B. H. W.), 18 March, 1911 (A. B. C), 9 July, 1914 

 (M. P. Z.) ; East Haven, 16 Aug., 1906 (P. L. B.) ; Meriden, 10 May, 

 1910 (W. E. B.) ; Thompson, 10 May, 1910 (B. H. W.) ; Yalesville, 6 

 Oct., 1910 (D. J. C.) ; 18 March, 191 1 (A. B. C.) ; Stamford, 16 Aug., 

 1912 (W. E. B.) ; Farmington, 10 Aug., 1914 (W. M.) ; Milford, 30 Apr., 

 1920 (B. H. W.) ; Marlborough, 15 June, 1922 (W. E. B.). 



Hymenarcys Amyot and Serville. 



This genus exhibits some of the peculiarities of the preceding, 

 but the scutellum is smaller and more constricted apically, this 

 approaching the more usual Pentatomid form, and the corium 

 extends further posteriorly, wnth the lateral angle acute. One 

 species occurs within our limits. 

 H. nervosa (Say). 



Het. New Harm., 9, 1832. 



Yellowish brown with dense black punctures, margins of prono- 

 tum and hemielytra impunctate. Length 8.5-9.5 mm. 



This common southern form has been found in New England 

 on only two occasions. 



