602 N. C. AGR. EXP. STA. BUL. 239 
of crown from slightly less than six-tenths to approximately eight-tenths 
interocular width and from slightly more than one-third to slightly less than 
one-half transocular width, anterior margin acutangular, apex usually not 
angular at transition from crown to face, ocelli located before a line between 
anterior eye angles, relative distance of ocellus from median line and adjacent 
anterior eye angle variable within species, surface of crown slightly concave 
medially before ocelli, lateral clypeal sutures extending onto crown and attain- 
ing ocelli; antennal ledges not protuberant, angulate or carinate dorsally, each 
with anterior margin vertical and rectilinear or slightly concave; clypeus con- 
vex, muscle impressions distinct, lower portion of clypellus more nearly hori- 
zontal than remainder of profile of face, transclypeal suture obscure medially. 

i 
FIGURE 493.—Helochara communis Fitch (h from specimen from Forestville, 
California; 1, 7, from Kalama, Washington; remainder from Midland 
County, Michigan; plate not shown in c; A from ventral view): p, Aedeagus 
and paraphyses, from lateral view). 

