No. 34-] HEMIPTERA OF CONNECTICUT: CICADELLIDAE. II9 



E. exitiosus (Uhler). Cicadula cxitiosus Uhler. 



Am, Ent, iii, 72, 1880. 



A variable species with rounded head. Two black spots on 

 rounded margin of vertex, two oblique dashes on basal angles, and 

 a dark crescent-shaped band between eyes. Four transverse 

 black spots near anterior margin of prondtum and black markings 

 in basal angles of scutellum ; elytra hyaline, nervures black. 

 Length 3.5-4.5 mm. 



A southern and southwestern species, no doubt found occa- 

 sionally in the state during July, August and September. 

 E. cuneatus Sanders and DeLong. 



Penn. Bur. PI. Ind., Tech. Bull, i, 17, 1920. 



The smallest of the black banded vertex species of this group. 

 Wedge-shaped, head including eyes wider than pronotum, vertex 

 slightly produced and rounded. Yellowish green, a line below 

 ocelli, a band between eyes, sometimes interrupted and a triangular 

 spot at apex, black. Elytra smoky subhyaline, nervures yellowish. 

 Face with black arcs, sutures and antennal pits. Female last 

 ventral segment with pointed lateral angles, posterior margin con- 

 cave to a short median black tooth. Male valve broadly triangular 

 with rounded apex, plates long, tapered to attenuated tips. Length 

 3-3.5 mm. 



A very common and abundant species in moist places. It fre- 

 quents lagoon margins and has been taken from J uncus and 

 Cypcrus. 



New Haven, 20 Aug., 1920, 19 June, 1921 (B. H. W.) ; Hamden, 20 Aug., 

 1922 (B. H. W.) ; Madison, 24 Sept., 1922 (B. H. W.). 



E. striolus (Fallen). Cicadula striolus Fallen. Jassus frenatus 

 Germar. (Fig. 10, 6.) 



Acta Holm, xxvii, 31, 1806. 



Vertex a little longer on middle than next eyes, almost parallel 

 margined, green with a transverse black stripe on vertex between 

 eyes, a waved one on margin, and arcs on face, black. Elytra 

 sordid green, nervures paler. Female last ventral segment 

 strongly concavely rounded. Male valve obtusely triangular, 

 plates with outer margins straight, tips bluntly angled. Length 

 3.5-4.5 mm. 



Occurs in swampy and boggy places and is found in great 

 numbers on J uncus along moist margins of ponds and lagoons 

 during July, August and September. 



Reported from Branford; Stratford, 9 June, 1920 (B. H. W.). 

 E. parallelus (Van Duzee). Athysanus parallelus Van Duzee. 

 (Fig. 8, 6; Fig. 10, 2.) 



Can. Ent, xxiii, 169, 1891. 



A much larger and broader species than the two preceding. 

 Vertex parallel margined, green, with a broad transverse band 



