SCHEDULE OF STOMACH EXAMINATIONS. 



31 



RECORD OF BIRDS EXAMINED WHICH HAD NOT EATEN BOLL WEEVILS. 



Species. 



Mourning dove ( Zenaidura macroura) 



Mexican ground dove ( Chxrnepelia passer ina pallescens) 



Yellow-billed cuckoo ( Coccyzios americanus) 



Downy woodpecker (Dryobates pubescens) 



Red-c ockaded woodpecker {Dryobates boreal is) 



Texan woodpecker {Dryobates scalaris bairdi) 



Red-headed woodpecker (Melanerpes erythrocephalus) 



Red-bellied woodpecker ( Centurus carolinus) 



Golden-fronted woodpecker ( Centurus aurifrons) 



Flicker ( Colaptes auraius) 



Wood pewee ( Contopus virens) 



Yellow-bellied flycatcher (Empidonax flaviventris) 



Green-crested flycatcher (Empidonax virescens) 



Blue jay ( Cyanocitta cristata) 



Rusty blackbird (Euphagus carolinus) 



Western vesper sparrow (Poozcetes gramineus confinis) 



Western grasshopper sparrow (Amviod ramus s. bimaculatus) 



White-crowned sparrow (Zonotrichia leucophrys) 



Western tree sparrow (Spizella m. ochracea) 



Clay-colored sparrow (Spizella pallida) 



Bachman sparrow (Aimophila a. bachmani) 



Lincoln sparrow ( Melospiza lincolni) 



Fox sparrow (Passerella iliaea) 



Blue grosbeak ( Guiraca est; r idea) 



Indigo bunting ( Passerina cyanea) 



Summer tanager (Piranga rubra) 



Rough-winged swallow (Stclgidopteryx serripennis) 



Cedar waxwing (Ampelis cedrorum) 



Red-eyed vireo ( Vireosylva olivacea) 



White-eyed vireo ( Vireo noveboracensis) 



Nashville warbler ( Vermivora rubricapilla) 



Myrtle warbler ( Dendroica coronata) 



Pine warbler ( Dendroica vigorsi) 



Kentucky warbler ( Oporornisformosa) 



Mourning warbler ( Opororn is ph iladelphia ) 



Northern yellow throat (Geothlypis trichas brachidactyla) . . . 



Curve-billed thrasher ( Toxostoma curvirostre) 



Texan Bewick wren ( Thryomanes bewicki cryptus) 



Western house wren ( Troglodytes aedon parkmani) 



Blue-gray gnatcatcher ( Polioptila cxrulea) 



Brown-headed nuthatch (Sitta pusilla) 



Hermit thrush (Hylocichla g. pallasi) ' 



Bluebird (Sialia sialis) 



Number of birds exam- 

 ined during— 



2% 



14 



«j © 3 



8 » Q 



115 

 "48 



O 





