180 thp: periodical cicada. 
Page. 
Oriole, Baltimore. (See Icterus galbula.) 
orchard. (See Icterus spurius.) 
Passer domesticus. (See Sparrow, English.) 
Passerma cyanea, enemy of periodical Cicada 138 
Peach, injury through oviposition of periodical < 'icada 107 
Pear, food plant of periodical Cicada 1 02 
injury through oviposition of periodical Cicada ] 07 
to rooj;s hy periodical Cicada 126 
Pedicidoidcs ventricosus, enemy of periodical Cicada 137 
Penthestes carolinensis, enemy of periodical Cicada 138 
Periodical Cicada. (See Cicada, periodical.) 
Pewee, wood. (See Horizovus vircns.) 
Pipilo erythrophthalmus, enemy of periodical Cicada ] 38 
Piranga crythromdas, enemy of periodical Cicada 138 
Polioptila cserulea, enemy of periodical Cicada ] 38 
Poultry, enemies of periodical Cicada 104, 128, 148 
Progne subis, enemy of periodical Cicada 138 
Pyrethrum, against periodical Cicada 142-143 
Quiscalus quiscula seneus, enemy of periodical Cicada 138 
enemy of periodical Cicada 115 
Retarded development, in eggs of periodical Cicada Ill 
Pobin. (See Merula migratoria.) 
Scale insects, Orihata aspidioti an enemy 135 
Schizoneura lanigera, injmy to fruit trees following oviposition of periodical 
Cicada 108 
Sciurus rufiventer, enemy of periodical Cicada 139 
Seventeen-year Cicada. (See Cicada, periodical.) 
locust, erroneous name for periodical or 17-year Cicada 11 
Sitta carolinensis, enemy of periodical Cicada 138 
Smilax rotundifolia, oviposition of periodical Cicada attempted 105 
Snails. (See Mesodon exoleta and M. elevata.) 
Soldier-bugs, enemies of periodical Cicada 128 
Sparrow, chipping. (See Spizdla socialis.) 
English, enemy of periodical Cicada 13, 104, 128, 138 
Sphedus spedosus. (See also Wasp, larger digger.) 
enemy of Cicada tibicen 132 
Stizus grandis a synonym 139 
Spizella sodalis, enemy of periodical Cicada 138 
Squirrel, fox. (See Sdurus rufiventer.) 
ground. (See Tamias striatus.) 
Squirrels, enemies of periodical Cicada 103. 104 
Stizus grandis=Sphedus spedosus 139 
Sucker, white. (See Catostomus teres.) 
Supei-stitions, regarding periodical Cicada 147 
Sweet gum, food plant of periodical Cicada 101 
Tachina sp., parasite of periodical Cicada 128 
Tamias striatus, enemy of periodical Cicada 139 
Tanager, scarlet. (See Piranga crythromdas.) 
Tetligonia septendedm, name of Fabricius for periodical Cicada 149 
Thrasher, brown. (See Toxostoma rufum.) 
Thrips, enemies of periodical Cicada 130 
Thrush, wood. (See Ilylocichla mu^tclina.) 
