[84 rHE MEXICAN COTTON-BOIX WEEVIL. 



Page. 



emy oi boll weevil 146 



trailliah snemy of boll weevil L46 



)mma globosa, enemy of boll weevil 142 



cowpea curculio I ( 'halcodermus a m us i 1 12 



mis imbrit staken for boll weevil :;o 



. enemy of ! >< > 1 1 weevil L4€ 



s, enemy of bell weevil L46 



Euphorbia stems attacked by Conotrachelus h ucophxatus 30 



temy of b il weevil 141 



tylodermatis, artificial increase of effectiveness as boll-weevil parasite. 143 



enemy of boll weevil 141 



Ihrus sodalis, enemy of bell wee\ il L37 



enemy of boll weevil L37 



Isior, duration of life of hibernated boll weevils fed thereon 



indigo. (See Baptisia.) 



Farm hands, movement, factors in dissemination of boll weevil 93-9 1 



Faunal zone limitations upon boll weevil 



i s upon boll weevil 131-1 32 



Flycatcher, alder. (See Empidonax trailli alaorum. | 

 - ed. (See Myiarchus criniius.) 

 least. (See Em pidonax minimus.) 

 olive-sided. (See Kuttallornis boreal is.) 

 r-tailed. (See Muscivoraforju 



us maccooki, enemy of boll weevil 140 



Form ica pallidifulva, enemy of boll weevil 140 



subpolita perpilosa, enemy of boll weevil 140 



lypis trichas, enemy of boll weevil 14b' 



is j>< ma II 'is mistaken for boll weevil :',( I 



visits cotton nectar 30 



picumnus mistaken for boll weevil 30 



visii s cotton nectar 30 



•'</ nobilis attacks joints of prickly pear 30 



mistaken for boll weevil 30 



< tinning machinery used in repression of boll weevil 1 .">2-l 53 



. pium (see also Cotton). 



brasiliense, food plant of boll weevil 16,31 



Grackle, bronzed. (See Quiscalus q. asneus. i 



.< i -tailed. (See Megaquiscdlus major macrourus.) 

 Guatemalan ant. (See Ectatomma tuberculatum, i 

 Gum plant, broad-leaved. (See Sideranthus. ) 



Habrocyt us piercei, enemy of boll weevil 141 



II . . duration of life of boll weevils fed thereon 



. factor in bell-weevil mortality 122-124 



Helianthus (see also Sunflower). 



nun mis, tested as food plant of boll weevil 32 



1 a; tacked by Desmoris constriclus 30 



If, liothis obsoleta an enemy of cotton I"> 



Hibiscus africanus, buds, duration of life of boll weevils fed thereon 48 



tesl ed as food plant of bell weevil 31, 32 



buds. Japanese, duration of life of boll weevils fed thereon IS 



ntus tesl ed as food plant of boll weevil 31 



leaf, duration of life of boll weevils fed theTeon 48 



manihot tested as food plant of boll weevil 31 



militaris, buds, duration of life of boll weevils fed thereon 4s 



tesi t'd as food plant of boll weevil 31, 32 



moscht utos, buds, duration of life of boll weevils fed thereon 4S 



- f< »od plant of boll weevil 31, 32 



I as food plant of boll weevil 31,32 



ndo erythrogastra, enemy of boll weevil 1 46 



Hollyh . Iso Altha - - 



Is, durat ion of life of boll weevils fed thereon 48 



Honey, attractiveness to boll weevil 43 



Hydnocera pallipennis, enemy of boll weevil 138 



pubt emy of boll weevil 138 



macks pine bark 30 



mistaken for boll weevil 30 



