INDEX. 113 
Page. 
Diedrocephala cocci?iea, general account . GO 
Jlaviceps==Drxculacephala reticulata 53 
sp. , prey of Colinus virginianus 28 
Telmatodytes palustris 28 
versuta, prey of Chxtura pelagica 28 
Dolichonyx oryzivorus, enemy of Jassidse 29 
Dorycephalus platyrhynchus, general account 65-68 
Drxculacephala mollipes, attraction to lights 20 
crops affected 15-16 
description 57 
distribution 57 
early history 56-57 
food plants 57 
in Georgia in 1909 47 
Indiana, 1885-1891 39 
New York in 1909 39 
North Carolina in 1909 39 
Dakota in 1909 43 
Pennsylvania in 1909 45 
South Carolina in 1909 46 
life history 57-58 
migration 59 
prey of Chordeiles virginianus 28 
Larus franklini 31 
remedies 59 
A r ar. minor, prey of Larus franklini 31 
noveboracensis, general account 59-60 
reticulata, crops affected 15 
description 54 
distribution 53-54 
early history 52-53 
food plants 54 
in Georgia in 1909 47 
Mississippi in 1910 47 
North Carolina in 1909 46 
South Carolina in 1909 46 
origin 18 
prey of Chordeiles virginianus 28 
probably an introduced species 55 
remedies 55-56 
sagitiffera in Texas in 1910 47 
sp. , prey of Chxtwra pelagica 28 
Chordeiles virginianus 28 
Driatura in North Dakota in 1909 12 
Dryinidae, parasites of Deltocephalus sayi 86 
Dryinus, parasites of leafhoppers 33 
probable parasites of Agallia sanguinolenta 106 
Dryobates pubescens, enemy of Jassidae 29 
leafhoppers 24 
Dumetella carolinensis, enemy of Jassidae 29 
Elymus canadensis, food plant of Dorycephalus platyrhynchus 68 
virginicus, food plant of Dorycephalus platyrhynchus 68 
