48 



Graph ops nebulosus Lee. April 9. 



Known from Ohio, Wisconsin, Illinois, and Kansas. Taken on 

 the sand at the Devil's Hole, while moving about. 



Metachroma angustulum Crotch. June 28. 



A western species, found in this part of the country in the driest 

 habitats, usually sand. Very abundant in the Illinois sand regions 

 on poplar, willow, and Oenothera. One specimen from the Devil's 

 Hole. 



Metachroma parallclum Horn. 



Found in abundance with the preceding species by Hart, early in 

 June, in practically all parts of the sand region. 



CaUigrapha siinilis Rogers. April 4. 



Common; more frequent in sandy localities. Hibernates under 

 logs and rubbish. One specimen, taken under a log in bunch-grass 

 near the Devil's Hole. 



Chrysomela auripennis Say. 



Hart found this species at the Devil's Neck and gives records of 

 it from northern Illinois. Kwiat records it from sand-dunes of 

 northwestern Indiana, and Blatchley mentions it as found about the 

 prickly pear cactus in the same region. Linell gives its range as 

 Texas to Nebraska. 



Lina interrupta Fab. June 24. 



Common on willow and cottonwood. Taken along sandy road- 

 side east of Havana. 



Lina scripta Fab. April 7, 191 1. 



Elytra usually with longitudinal black spots, sometimes wholly 

 black. Associated with species of Populus and Salix. Taken on the 

 ground in a poplar growth at the Devil's Neck. 



Galerucella notulata Fab. July 23. 



Frequent in southern Illinois ; common northward in sandy local- 

 ities. On herbaceous plants near forest border, Matanzas Lake. 



Diabrotica 12-pmhctata Fab. October 6. 



Normally an insect of grassland, the larvcT feeding on the roots, 

 but now largely ruderal, occurring in numbers on cultivated plants. 

 Aluch less frequent in the bunch-grass than in the cultivated regions 

 adjoining. 



Diabrotica vittata Fab. October 7. 



Habits much the same as for others of the genus. Quite rare 

 in the bunch-grass. 



