30 
LEAFHOPPERS AFFECTING CEREALS, ETC. 
Birds that Jiave been found by stomach examination to have fed on leafhoppers; the latter 
gro uped by families — Continued . 
JASSIDJE —Continued. 
Name of bird. 
Passerculus sandwichensis . 
Penthestes atrieapillus . 
Penthestes carolinensis. 
Penthestes gambeli 
Penthestes rufescens. 
Petrochelidon lunifrons . 
Pipilof. crissalis. 
Pipilo maculatus. 
Planesticus migratorius. 
Polioptila caeralea. 
Polioptila calif ornica . 
Pooecetes gramineus . 
Psaltriparus minimus . 
Pyrrhuloxia s. texana. 
Quiscalus quiscula. 
Regulus calendula. 
Regulus satrapa. 
Riparia riparia.. 
Sayornis nigricans 
Sayornis phcebe 
Sayornis sayus 
Selasphorus alleni 
Selasphorus rufus 
Setophaga ruticilla 
Sialia currucoides 
Sialia m. occidentalis 
Sialia sialis 
Spizella passerina 
Spizella monticola 
Spizella pusilla 
Stelgidopteryx serripennis. 
Sturnus vulgaris 
Tachycineta thalassina 
Telmatodytes palustris. 
Thryomanes bewicki. . . 
Lanius ludovicianus 
Troglodytes aedon 
Tympanuchus americanus . 
Tyrannus tyrannus 
Tyrannus verticalis 
Vireo griseus 
Vireo huttoni 
Vireo belli 
Vireosylva olivacea 
Vireosylva gilva 
Name of insect. 
.do. 
Total 
number 
of stom- 
achs ex- 
amined. 
300 
344 
82 
11 
61 
211 
400 
147 
1,126 
39 
31 
32 
354 
74 
2,384 
300 
343 
353 
110 
3 
61 
14 
52 
215 
745 
302 
555 
250 
35 
114 
80 
59 
152 
210 
108 
77 
634 
116 
14 
5S 
8 
28 
114 
Number 
of stom- 
achs con- 
taining 
inseets 
of the 
family 
named. 
Percentages. 
35, 50, 15. 
20, 55, 6. 
2. 
30. 
11, 74, 47, 40. 
1, 1, 15, 83, 40, 10, 
35, 15, 35, 1, 67, 
15, 1, 6, 20, 2, 15, 
20, 10, 15, 20, 15, 
5,5,40,6,15,40,20. 
1, 1, 1, 9, 43, 20, 4, 
2, trace. 
10,1. 
1,1,3,1,3. 
40, 5, 65, 50, 30, 40. 
75, 30, 20, 20, 30, 40, 
40, 40, 50. 
5,3. 
44, 7, 2, 15, 45, 15, 
75,7. 
3. 
1, 20, 2, trace, 1, 
trace, 6, 14, 3. 
88, 82, 1, 10, 25, 25, 
50, 5, 93, 70, 25, 
40, 25, 98, 30, 48, 
82, 12, 98, 18, 15, 
8, 15, 40, 20, 10, 5, 
25, 50, 55, 25, 6, 
65, 41, 45, 45, 25, 
20, 54, 35, 43, 78, 
25, 5, 25, 10, 20. 
50. 
20, 94, 10, 15, 6, 5, 4, 
40, 5, 1, 6, 30, 88, 
2,68,46,3,5. 
5,1,1,40. 
5,25,100,88,25,10. 
2,7,40. 
12. 
80, trace. 
90. 
1. 
1,1. 
2. 
10,23,5. 
1,5. 
10,50,100,100. 
15. 
40,1. 
40, 5, 45, 30, 3, 8, 5, 
20, 15, 20, 40, 20, 
15, 40, 89, 20, 10, 
10, 15, 15, 25, 45, 
15, 10, 50. 
20, 20, 100, 15, 35, 
40,25,2,12. 
40, 50, 1, 5, 63, 45, 
10, 15, 97, 40, 20, 
25, 10, 10, 4, 1, 25. 
100. 
5, 10, 1, 70. 
40. 
15, 3, 3, 2, 10, 52. 
14. 
65. 
50, 69, 15, 40, 3, 96. 
6,15. 
20,3. 
35, 10, 40, 1, 30, 7, 
10. 
Recorded elsewhere in this list. 
