122 PAPERS OX CEREAL AND FORAGE INSECTS. 
Page. 
Eleodis letcheri vandykei, egg, description 78 
investigations in Big Bend region of Washington 76-78 
larva, description 
occurrence in Pacific Northwest 7 1, 75 
pupa, description 
seasonal history 
manni. occurrence in Pacific Northwest 74 
n igrina, number of eggs 83 
occurrence in Pacific Northwest 74, 75 
obscvrn tulcipennu, adults found in burrows of Citellus tovmsendi and 
badger 70 
occurrence in Pacific Northwest 74, 75 
opaca, damage to seed wheat 74 
distribution 76 
pimelioideSi adult, description 81-82 
descriptions 80-82 
distribution 75 
egg, description " 80 
eggs, number 83 
in wheat field in Pacific Northwest 74, 75 
larva, description 80-81 
pupa, description 81 
schwarzii, occurrence in Pacific Northwest 74 
suturab's, distribution 7(5 
early record as injuring wheat 74 
host of Peri I it us n . sp 85 
seasonal history 83-84 
te tana, distribution 76 
tricostata. distribution 75 
early records as injuring cabbage 73-74 
''Elephant bug," colloquial name for Sphenophon/x mcridis 14 
Entomophthora aphidis, parasite of chinch bug 40 
Erax lateralis, enemy of Sphenophorus callosus 71 
Etielta villosa=Etiella zinchenella 90 
zinchenella, synonymy 90 
srhisticolor 89-104 
adult, description 92 
description 9 1 -92 
dissemination, artificial 103 
distribution 90 
egg. description 91 
field work. 1910-1 1 94-103 
food plants 90-91 
historical 89-90 
larva, description 91-92 
parasites 104 
pupa, description 92 
remedial and preventive measures 104 
seasonal history 92-94 
synonymy 90 
Euphagus cyanocephahix 84 
enemy of Eleodes 85 
Eleodes letcheri vandykei 78 
