ILLUSTRATIONS. 
PLATES. 
Paget 
Plate I. Horned larks feeding on amaranth Frontispiece. 
II. Seeds of certain troublesome weeds eaten by horned larks 20 
TEXT FIGUBES. 
Fig. 1. Diagram showing the proportions of animal and vegetable food of the 
horned larks of the United States, minus the members of thesuh- 
species Otocorw a. actio,, for every month in the year ;i 
2. Diagram showing the proportions of animal and vegetable f 1 of the 
adult horned larks for every month in the year 11 
.'!. Predaceous beetle {Agonoderus /><il/i/» s ) 
4. June bug ( Lachnosterna arcuata) and its larva, a white grub 
5. Destructive flea-beetle (Phyllotreta vtttata) 24 
(>. Tale striped llea-beetle (Systena !>/<<n<l<t t 24 
7. Imbricated-snout beetle [Epicssrw imbricatus) 
S. Tineid moth with larva and cocoon 
9. Tarnished plant bug ( Lygus pratensis) 
10. Chinch bug ( Blums l< ucopU rus I 
1 1 . ( ireater striped llea-bcet le I Disonycha <'<tr<>/ini<ina ) 
12. Columns showing the proportions of insects, grain, and weed seed 
eaten by the following : A, ( alifmnia larks; I'>, Larks in first plumage; 
( '. Total number examined exclusive of California birds; D, Nestlings. 
1.'). Diagram showing the proportions of animal and vegetable food of 
the California horned lark [Otocoris a. actio) for every month in the 
year 
G 
