10 THE CANADIAN ENTOMOLOGIST. 



tudinal stripe. Abdomen sometimes mottled with black above, is greenish 

 yellow below, with a narrow black line on the last segments below the 

 fold. Sternum and anterior legs tinged with blue. Hind tibiae pale red 

 with black spines. In the male the posterior segments of the abdomen 

 are margined anteriorly with black. 



Length of £ .90 inch ; elytra, .45 inch. Length of ^ .80; elytra 

 .40. Appears in June at Glencoe, Dodge Co., Nebraska. 



Pegotettix autumnalis, n. s. 



Frontal costa prominent above, suddenly widened and sulcate at the 

 ocellus. Head unusually large, wider than thorax, occiput very long. 

 Foveola of vertex shallow. Median carina ot pronotum slight, cut once 

 behind the middle. Sides of pronotum nearly parallel. Elytra short, 

 oval, pointed. Abdomen rather long and slender, extending beyond the 

 tips of hind femora in ^ . Male cerci nearly straight, broad at base, 

 apical half slender and pointed. Tip of abdomen pointed entire. 



Color of dried (not alcoholic) specimens — Face brown, white mottled 

 with brown below clypeus. Cheeks yellow and brown. Antennae rufous. 

 A black stripe from eye to last lobe of pronotum. A yellow spot below 

 the black stripe. Remainder of pronotum brown, hind lobe lightest. 

 Occiput brown margined with yellow. Elytra dark brown, unspotted. 

 Abdomen dark above. Anterior legs yellow, marked with red above. 

 Posterior femora yellow at base, then red on both sides and below, but 

 heavily marked on upper side of exterior face with fuscous. Posterior 

 tibiae blue. 



Length of $ 1.10 inch; elytra .25 inch. Length of J .85 inch ; 

 elytra .203 inch. Glencoe, Nebraska, in September. 



Pezotettix alba, n. s. 



Form — Frontal costa sulcate, extending across clypeus in living 

 specimens. Foveola of vertex hexagonal, shallow. Median carina of 

 pronotum distinct, cut by last transverse impression back of the middle. 

 Lateral carinas rounded, nearly parallel. Elytra cross third abdominal 

 segment in ^ . Wings minute. Legs long and slender. Male cerci long 

 and slender. Terminal segment of abdomen entire acuminate. In the 

 male the antennae are longer than head and pronotum, and the posterior 

 femora pass the abdomen one-fourth of their length. 



Color of living insect — <J , vertex, disk of pronotum and legs bright 

 green. Face, abdomen and under side greenish white. Elytra a little 



