188 IOWA ACADEMY OF SCIENCES. 



Habitat: West Virginia, Pennsylvania, District of Columbia, 



Massachusetts, New York. 



o 



Specimens of C. saint cyri Prov., that I have from Quebec, 

 Canada, belong to sub. sp. '^flava. 



G C. XANTHOCEPHALA GERM. 



^ Germar's original description (Germ. Zeit. fur die Ento., 1- 

 189) is as follows: 



Nigra, capite flavescente, frontis, fascia nigra, elytris maculis margin- 

 atibus hyalinis, puncta coUoso ante apicum nigro, pedibus pallido-fuscaque 

 annulatis. 



Habitat in Pennsylvania, Carolina, Zimmermann. One and one-half lin 

 lang. Kopf gelb, um der scheitel dunkel, eine queerbinde auf der unter- 

 seite schwarz. Deckschilde schwarz, ein Fleck am vorderrande vor der 

 Spitze, ein anderer, der den ganzen Hinterrand einnimmt, glashell, latz- 

 terer mit einem schwarzen schwieligen Punkte vor der Vorderecke. Beine 

 gelblich, braun geringelt. 



This species is the most constant in size and coloration of any 

 in the genus. From a study of over one hundred specimens 

 representing every locality mentioned below, I have prepared 

 the following description: 



Small, brown or black without markings of any kind above; face with 

 brown bands above, dark below with a distinct light band crossing the cen- 

 ter; hemelytra very sparsely pubescent. 



Front moderately inflated, light above with about nine transverse inter- 

 rupted brown bands, band below these, and clypeus black, lorae, included 

 portions of front, and margin of anterior coxal fossas yellow. Vertex 

 not strongly depressed; suture between vertex and front distinct. Pro- 

 notum with about nineteen fine indistinct wrinkles. Hemelytra strongly 

 impunctured, very sparsely pubescent; second apical cell broad, irregularly 

 wedge-shaped. Under side black; legs brown, spurs and spines tipped 

 with black. Length, three and one-half mm., width of pronotum, one and 

 four-tenths mm. 



G Var. a. Black above; a small white spot on center of costa. 



^ h. Glaucus above. 



Habitat: Mississippi, Arkansas, Texas, Louisana, Mary- 

 land, District of Columbia, Virginia, Florida, Iowa, Pennsyl- 

 ■vania, Carolina (Walker) and New Jersey (Smith). 



C. OBTUSA, SAY. 



^ Cercopia oUusa Say. Jour. Acad. Nat. Sci., Phila., IV, 339. (1825.) 



P '' Clastoptera achatina GeTm. Zeit fur die Ent., t, 189. (1839.) 



^ ^ C. testacea Fitch. Fourtli An. Rep. N. Y. State Mus. (1851.) 



d d C. pini Fitcli. Fourtli An. Kep. N. Y. State Mus. (1851.) 



Q O C. lin&atocoUis Stal. Eng. Resa Omk. jord.. IV, 286. 



A <5- C. ostiorMi Gillette. Hemip. Col., 71. (1895.) 



O 6 C. stolida Uhl. ? 



X) O C. undulata Uhl. ? 



