558 
ECONOMIC RELATIONS OF OUR BIRDS. 
Tabular Summary of Economic Relations of Flycatchers — coutiiiued. 
Number and Name of Speci¬ 
mens Examined. 
Classification 
OF Food. 
Animal food 
Of twenty three Least 5 
Flycatchers exam¬ 
ined . 5 
22 
a 
fl 
o 
O 
Vegetal food 
8 Beneficial ... 
10 Detrimental. 
131 
Unknown 
Ratios Represented by Lines. 
Table showing the kinds and number of insects and spiders eaten by the Fly¬ 
catchers. 
Number and Name of Speci¬ 
mens Examined. 
Classification 
OF Food. 
Ratios Represented by Lines. 
1 
1 
Bee. 
1 
2 
2 
Lepidoptera. 
■ 
2 
7 
Diptera. 
na 
Of twelve Kingbirds 
4 
•rH 
17 
Beetles. 
EWWl 
examined. 
4 
d 
o 
4 
Dragon-flies. 
a 
1 
o 
3 
Mollusks. 
EB 
11 
47 
Adult forms. 
1 
30 
Moth eggs. 
Of thirty-seven Pewees 
examined. 
9 
27 
Hymenoptera .... 
12 
35 
Lepidoptera. 
7 
27 
Diptera. 
14 
49 
Beetles. 
4 
a 
4 
Hemiptera. 
12 
d 
17 
Orthoptera. 
4 
o 
O 
5 
Nemoptera. 
1 
1 
Spider. 
37 
165 
Adult forms i. 
8 
19 
Larvae. 
3 
258 
Insect eggs. 
Of five Traill’s Fly¬ 
catchers examined.. 
.g 
cl 
o 
O 
Ichneumon., 
Fly. 
Beetles. 
Dragon-flies 
26 Adult forms. 
* Scale only one-fourth. 
