162 PAPERS ON CEREAL AND FORAGE INSECTS. 



Page. 



Trefoils, food plants of Phytonomus nigrirostris 1 



Trichocera bimacula, swarming 128 



Trifolium agrarium, food plant of Phytonomus nigrirostris 2 



hybridum, food plant of Phytonomus nigrirostris 12 



Sitones hispidulus 37 



incarnatum, food plant of Phytonomus nigrirostris 12 



Sitones hispidulus 37 



medium, food plant of Phytonomus nigrirostris 12 



pratense. (See Clover, red.) 

 repens. (See Clover, white.) 



Trombidium sp., enemy of Tipulidse 128 



Turnips, food plants of Aphis maidi-radicis 101-102 



Tyrannus tyrannus, enemy of Tipulidse 129 



verticalis, enemy of Tipulidse 129 



Verbena canadensis, food plant of Aphis maidi-radicis 104 



Vervain. (See Verbena canadensis.) 



Vickery, R. A., paper, "Contributions to a Knowledge of the Corn Root-aphis 



(Aphis maidi-radicis Forbes) " 97-118 



Vireo griseus, enemy of Tipulidse 130 



least. (See Vireo pusillus.) 



pusillus, enemy of Tipulidse 130 



white-eyed. (See Vireo griseus.) 

 Warbler, Audubon. (See Dendroica auduboni.) 



black and white. (See Mniotilta varia.) 

 Macgillivray. (See Oporornis tolmei.) 

 Wilson. (See Wilsonia pusilla.) 

 yellow. (See Dendroica sestiva.) 



Watermelon, food plant of Aphis maidi-radicis 102, 111 



Webster, F. M., paper, "The Lesser Clover-leaf Weevil (Phytonomus nigrirostris 



Fab.)" 1-12 



Wlieat, food plant of Tipula bicornis 120 



simplex 121 



"White maggots," name for larvse of Sitones puncticollis and S. lineatus 29 



Wildermuth, V. L., paper, "The Clover-root Curculio (Sitones hispidulus 



Fab.)" 29-38 



Wilsonia pusilla, enemy of Tipulidse 130 



Winthemia quadripustulata, parasite of Heliophila albilinea 92 



Wireworms, injury to seed corn 25 



Woodcock. (See Philohela minor.) 

 Woodpecker, downy. (See Dryobates pubescens.) 



red-headed. (See Melanerpes erythrocephalus .) 



Wormseed oil, repellent against slender seed-corn ground-beetle 24-25 



Wormwood, Roman. (See Ambrosia artemisiifolia.) 

 Wren, Bewick. (See Thryomanes bewickii.) 



cactus. (See Heleodytes brunneicapillus couesi.) 

 dotted canon. (See Catherpes mezicanus punctulatus .) 

 long-billed marsh. (See Telmatodytes palustris.) 

 rock. (See Salpinctes obsoletus.) 



Xanthium canadense, food plant of Aphis maidi-radicis 103 



Xanthocephalus xanthocephalus, enemy of Tipulidse 129 



Yellowthroat, Maryland. (See Geothlypis trichas.) 



Zonotrichia albicollis, enemy of Sitones hispidulus 37 



Tipulidse 129 



leucophrys, enemy of Tipulidse 129 



o 



