LAWSON: KANSAS CICADELLIDvE. 



155 



tinctly concave, valve broad, broadly rounded posteriorly; plates together 

 half broader than long, spiny margins rounding to obtuse apices; pygofers 

 broad and short, equalling or slightly exceeding plates, and with long 

 bristles. 



Distribution: Found in the eastern part of the state, as 

 shown by the following map : 



Hosts: Taken when sweeping grasses and weeds. 

 Deltocephahis obtectus 0. & B. 



Deltocephalus obtectu O. & B., Proc. Dav. Acad. Sci., vii, p. 78, 1898. 



Deltocephalus obtectu Osb., 20th Kept. N. Y. St. Ent., p. 521, 1905. 



Deltocephalus obtectu Osb., Me. Agr. Exp. Sta., Bui. 238, p. 118, 1915. 



Deltocephalus obtectu DeL., Tenn. St. Bd. Ent., Bui. 17, p. 53, 1916. 



Deltocephalus obtectu Van D., Cat. Hemip. N. A., p. 643, 1917. 



Deltocephalus obtectu Lathr., S. C. Agr. Col., Bui. 199, p. 63, 1919. 



Form: Resembles weedi, slightly larger. Length, 3 to 3.5 mm. Ver- 

 tex slightly wider than long, disc sloping and broadly rounding with 

 front, vertex distinctly more obtuse than in tveedi. Pronotum about the 

 length of vertex, lateral margins very short. Elytra usually exceeding 

 abdomen, flaring, clavus reticulated, central anteapical cell divided. 



Color: Light gray marked with fuscous, duller colored than either 

 weedi or compactus. Vertex whitish or yellowish, two brown dashes at 

 apex, two brown curved lines outside these, a black spot inside each 

 ocellus, back of these a dark transverse band on each side, from whose 

 inner end short dark lines run back parallel to the dark median line, and 

 with two large brown basal spots. Pronotum with large dark spots back 

 of each eye, other smaller ones parallel with anterior margin, and with 

 faint indications of the five longitudinal stripes. Scutellum with basal 

 angles dark and often bearing a pair of dots on disc. Elytra with nerv- 

 ures broadly white and more or less margined with fuscous, with black 

 spots on clavus, corium, and then on distal half of costal margin. Face 

 brown with light arcs. 



