LEAFHOPPERS OF MAINE. 



131 



Athysanus humidus n sp. 



Light rusty brown usually unicolorous in females, male with fuscous 

 or blackish markings. Length $ 3.60 mm <$ 2.75 mm. 



Head angulate, vertex two-thirds longer at middle than next the eye, 

 about two-thirds as long as width between the eyes ; Pronotum short, 

 slightly emarginate behind ; elytra slightly exceeding the abdomen. 



Color: Female light rusty brown, unicolorous, the elytra a shade 

 lighter than the head or subhyaline, with veins faintly whitish. Below 

 uniformly rusty brown except tibial spurs which are darker. Male as 

 in female or slightly darker but with faint irrorations on pronotum and 

 borders of elytral veins fuscous ; sutures of face, and the venter and 

 tergum, black; the last ventral segment except median spot and the 

 valve and plates brown. 



iDesoribed from numerous specimens collected in the Bangor bog 

 near Orono Aug. 5 and 31 and in a bog near Houlton Aug. 24, 1913. 



This species especially the males suggest characteristics of vaccinii 

 and it seems probable that it is derived from the same stock. These 



Fig. 31. Athysanus striola: a, adult; b, face; c, female, d, male 

 genitalia; e, elytron; /, nymph. (After Osbom and Ball.) 



with the group of striatuhis, arctostaphyli, elongatus and angustatus con- 

 stitute a group of rather variable forms that have most probably all 

 diverged from a common stem. This species however has never been 

 taken outside of distinotly bog conditions and seems to favor the siatu- 



