LAWSON: KANSAS CICADELLID^. 215 



fers long and narrow, slightly exceeded by ovipositor, spined on distal 

 half. Male, valve large and broad, rounded posteriorly; plates broad 

 and short, outer margin sinuately and convexly rounding to meet the 

 divergent inner margins, the truncate apex with an acute inner angle, a 

 few spines on the disc, margins and apices with long white silky hairs; 

 pygofers long, exceeding plates, obtuse apically. 



Distribution: Taken in Cherokee county. 



Hosts: Grasses or sedges in low places. 



Thamnotettix fitchii Van D. 



Thamnotettix fitchii Vau D., Ent. Am., vi, p. 133, 1890. 



Thamnotettix fitchii Smith, X. J. Agr. E.xp. Sta., Bui. K. p. 42, fig. 62, 1890. 



Thamnotettix fitchii Osb., 20th Rept. N. Y. St. Ent., p. 535, 1905. 



Thamnotettix fitchii Osb., Me. Agr. Exp. Sta., Bui. 238, p. 137, 1915. 



Thamnotettix fitchii DeL., Tenn. St. Bd. Ent., Bui. 17, p. 79. 1916. 



Thamnotettix fitchii Van D., Cat. Hemip. X. A., p. 683, 1917. 



(Cicadtila 4-jntnctata Fh. MS) in collections. 



Form : Small but fairly robust for this genus. Length, 3.75 to 4.25 

 mm. Vertex distinctly wider than long, produced, obtusely angled. Pro- 

 notum with very short lateral margins, humeral margins long. Elytra 

 long. 



Color: Pale or dirty-yellow. Vertex with four black spots near mar- 

 gin, median longitudinal line and faint spots on either side, brown. 

 Pronotum with five pale longitudinal lines. Scutellum yellow. Elytra 

 smoky yellow with paler nervures. Face brownish, with pale median 

 line and arcs, antennal pit and small spot below each ocellus, black. 



External genitalia : Female, last ventral segment as long on lateral 

 margins as preceding but with posterior margin broadly emarginate; 

 valve broad and short, not at all angulate; plates broad basally, spiny 

 margins concavely narrowed to long attenuate tips which exceed the short 

 bristly pygofers. 



Distribution: Specimens of this species have been taken in 

 Douglas, Riley, and McPherson counties. 



Hosts: This species occurs on grasses in low and moist 

 places. 



Thamnotettix pallidulus Osb. 



Thamnotettix pall'duluf Osb.. Proc. la. Acad. Sci., v, p. 245, 1898. 

 Thamnotettix i}aUidulus Van D., Cat. Hemip. X. A., p. 084. 1917. 



Form: Very much like fitchii. Length, 3.75 to 4.25 mm. Vertex 

 nearly one-third wider than long, one-third longer on middle than next 

 the eye, roundingly angulate apically. Pronotum strongly convex anter- 

 iorly, lateial margins very short, humeral margins long, posterior margin 

 practically straight. Elytra characteristic of the genus. 



Color: More yellow than fitchii. Vertex, pronotum, and scutellum 

 bright yellow. Vertex with four black marginal spots, ocelli black. 

 Elytra a dirty-yellow, nervures yellowish or whitish, more distinct basally. 

 Face with brownish arcs and sometimes a black spot below ocelli. 



