LAWSON: KANSAS CICADELLID^. Ill 



External genitalia: Female, last ventral segment over twice as long 

 as preceding one, with posterior margin broadly though shallowly emargi- 

 nate; pygofers broad but short, bearing only coarse spines, especially on 

 apical half, exceeded by the ovipositor. Male, last ventral segment longer 

 laterally than medially; valve very small; plates about twice as long 

 as last ventral segment, broad basally, tapering apically to obtuse apices, 

 bearing many long fine hairs and a few stout spines, slightly exceeded 

 by the pygofers. 



Distribution: This species has been taken in Cherokee, 

 Douglas, Pottawatomie and Hodgeman counties. 



Hosts: Van Duzee reports this species from swampy pas- 

 tures where Car ex vulpinoidea abounds. De Long reports it 

 on grasses throughout Tennessee. 



Xestocephalus superbus (Prov.) 



Deltocephalus svperbiis Prov., Pet. Faune Ent. Can., iii, p. 339, 1890. 



Xestocephalus fvlvocapitatus Van D., Bui. Buf. Soc. Nat. Sci., v, pp. 197, 21.5, 1894. 



Xestocephahis fnlvocapitatvs Osb., 20th Kept. N. Y. St. Ent., p. 515, 1905. 



Xestocephalus superhvs Van D., Can. Ent., xliv, p. 329, 1912. 



Xestocephalus fulvocapitatvs Osb., Me. Agr. Exp. Sta., Bui. 238, p. 109, 1915. 



Xestocephalus fvlvocapitatus DeL., Tenn. St. Bd. Ent., Bui. 17, p. 35, 1916. 



Xestocephalus superbus Van D., Cat. Hemip. N. A., p. 622, 1917. 



Form: Larger and more robust than pulicariiis. Length of female, 

 3.5 mm., length of male, 2.25 mm. or more. Otherwise like pulicariiis. 



Color: Head, pronotum and scutellum almost unicolorously brown. 

 Elytra distinctly marked with semi-transparent spots on corium and 

 apically, latter more or less coalescent. 



Genitalia: As in pulicarius. 



Distribution: Taken in Douglas and Pottawatomie counties. 



Hosts: This is also reported as living on Carex. 



Xestocephalus tessellatus Van D. 



Xestocephalus tessellatus Van D,, Bui. Buf. Soc. Nat. Sci., v, p. 216, 1894. 

 Xestocephalus tessellatus DeL., Tenn. St. Bd. Ent., Bui. 17, p. 35, 1916. 

 Xestocephalus tessellatus Van D., Cat. Hemip. N. A., p. 622, 1917. 

 Xestocephalus tessellatus Lathr., S. C. Agr. Exp. Sta., Bui. 199, p. 47, 1919. 



Form: The largest of the species of this genus that should occur in 

 Kansas. Length, 4 mm. Otherwise form of preceding species. 



Color: Vertex and pronotum brovm, irrorate with white. Scutellum 

 with basal angles dark. Elytra with nervures alternating brown and 

 white and with two large brown spots on costal margin and five large 

 apical spots. 



External genitalia: Female, last ventral segment with posterior mar- 

 gin slightly concave and slightly notched medially. Male, valve hidden 

 by last ventral segment; plates strongly narrowed from near the base 

 to a slender point. 



Distribution: Not yet reported from this state. 

 Hosts: Gibson and Cogan report taking specimens from elm 

 leaves. 



