34 
Psyche 
[February 
Andr.), geranium ( Pelargonium hortorum), lima bean ( Phaseolus 
lunatus, L.), and African marigold ( Tagetes erecta L.). 
The field examinations of cornstalks showed much the same 
evidence as was obtained from the experimental work described 
in the preceding paragraphs. Numerous instances were found 
where birds had removed a high percentage of the larval content 
of cornstalks and such instances were found only in heavily 
Fig. 1. Map of the area known to be infested by the European Corn 
Borer in New England in 1922. Circles show localities where experiments 
were placed in the fall of 1922; clear circles indicate that no feeding by birds 
was found, while circles having a cross in the center indicate localities where 
birds fed on larvae contained in the corn .stalks of the experiment. 
A white line surrounds the area known to be infested up to July 1, 1919. 
1 — Arlington, Mass. 
2 — Medford, Mass. 
3 — -Rockport, Mass. 
4 — Newbury, Mass. 
5— Wells, Me. 
6 — Methuen, Mass. 
7 — ’Farmington, N. H 
8 — Tyngsboro, Mass. 
9 — Bristol, N. H. 
10 — Concord, Mass. 
11 — -Worcester, Mass. 
12 — Walpole, Mass. 
13 — Taunton, Mass. 
14 — Quincy, Mass. 
15 — Scituate, Mass. 
16— Wareham, Mass. 
17 — Falmouth, Mass. 
18 — Manomet, Mass. 
19 — Harwich, Mass. 
