236 



Hemiptera. 



Cicada dorsata Say. H.4, Au. 20. (2) Flying on open grassy sum- 

 mit of sand ridge. Tamaroa and Urbana. 

 Cicada marginata Say. Mol., S. 8. S. 111., common. 

 Cu-ada tibicen Linn. H.m., Au. 17. 111. 

 Tettigia hieroglyphica Say. H.l, H.m. ; Je. 23, July 2. (2) Entered 



car window while train was passing through sand region. No 



other Illinois record. 

 Chlorochara conica Say. H.2, 4; Au. 19, 20. (2) 111. 

 Scolops grossus Uhl. H.2, Au. 12, 18. (4) 111. 

 Philcenus lineatus Linn. H.4, Je. (5. (3) On vegetation of waste 



open sandy land. No other Illinois record. 

 Lepyronia gibbosa Ball. H.J, 4; Je. 6, 23, Au. 20. (7) On Uallirhoe 



triangulata, etc. Also from Dayton (N. 111.). A sand-hill 



species in Nebraska. 

 Cercopidue, sp., immature. H.l, 4, 6; Je. 6, 9, 23. (11) Numerous 



on bases of radical leaves and stems of Callirhoe triangulata, 



each in mass of froth. Perhaps young of preceding species. 

 Deltocephalus melsheimeri Fitch. H.4, Je. 6. (2) 111. 

 Agallia sanguinolenta Prov. H.4, Je. 6. (2) 111. 

 Ceresa bubalus Fabr. H. 5, Teheran ; Au. 17. (2) 111. 

 Stn-tocvp/iala lutca Walk. H.4, Je. 6. 111. 

 Ophiderma salamandra Fairm. H.4, .le. 6. 111. 

 Campylenchia curvata Fabr. H.5, 6; Je. 9, Au. 17. (2) 111. 

 Lecanium, sp., immature. H.2, Au. 19. (6) Common on stems of 



Cycloloma atriplicifolium in road. 

 Diommatus congrex Uhl. ( Osborn, det. ). H.6, Je. 8. 

 Tinicephalus -sim/ili ■>■ Uhl. Teheran, Au. 17. Vegetation along 



railroad. 111. 

 Malacocori* irroratus Say. Teheran, Au. 17. (2i With the preceding 



species. 111. 

 Lygus pratensis Linn. H.2, Au. 19. 111. 

 Phytocoris colon Say. (Osborn, det.). H.4, Je. 5. (3) Oilplants 



by roadside. 

 Resthenia insitiva Say. H.l, 2, 4; Je. 6, 8, 23. (5) On Rhus aro- 



matica. 111. 

 Nobis ferus Linn. H.4, Au. 18, 19. (2) 111. 

 Nabis elongatus, n. sp. H.O, Je. 9. (Note 9) 

 Sinea confusa Oaud. Mol., S. 8. (2) Possibly S. diadema, as 



the males of these two species are not readily separable, and 



