INDEX. 109 



rage. 



Sorghum, food plant of Thyanta custator 84, 85 



Spanish bayonet. (See Yucca filamentosa and Yucca sp.) 

 Sphinx, white-lined. (See Deilephila lineata.) 



Spider attacking nymph of Thyanta sp 65-66 



Spiders, possible enemies of Pentatoma ligata • 65-66 



Squash-bug family. (See Coreidx.) 



(Anasa tristis), host of Hadronotus anasse 91-92 



Tricho'poda pennipes 92 



Stiretrus anchorago on cotton 87 



Sweet potato, food plant of Nezara viridula 82 



S^rrphid larva, enemy of Pentatoma ligata 65 



Tachinid parasite of Nezara viridula 83 



Thyanta custator 87 



Telenomus ashmeadi, parasite of EuscMstus servus in the laboratory 78 



Pentatoma ligata 62-64 



Thyanta custator 87 



Temperature as related to activity of adults of PentatowM ligata 35 



incubation of eggs of Pentatoma ligata 35-37 



Podisy.s maculiventris 37 



monthly and daily rate of oviposition of Pentatoma 



ligata 30 



low, as affecting vitality of eggs of Pentatoma ligata 38 



Thistle, food plant of Leptoglossus phyllopus 89 



Thyanta casta, close to, if not identical with, T. custator 84 



custator as a cotton insect, general account 84-87 



distribution 84 



enemies 87 



feeding on eggs of Pentatoma ligata 64 



food plants 85 



habits 85-86 



injurious occurrences 84 



life history 85-86 



proliferation of cotton bolls as result of attack 18 



seasonal history 86-87 



variations 84 



history of species concerned in damage to cotton bolls 84 



identity of species concerned in damage to cotton bolls 84 



perditor, association with Pentatoma ligata in the field 47 



close to, if not identical with, T. custator 84 



sp., hand-picked in cotton field in Mexico 70 



increase and decrease in numbers during the season 50-52 



killed and eaten by a spider 66 



Tobacco, food plant of Euschistus variolarius 74 



Tomato, food plant of Nezara hilaris 79 



Pentatoma ligata 25 



Trap crops in control of conchuela 72-73 



Trichopoda pennipes, parasite of Leptoglossus oppositus 92 



squash bug (Anasa tristis) 92 



Triphleps insidiosus, suggested enemy of Pentatoma ligata 64 



Trissolcus euschisti, parasite of Euschistus servus 78 



parasite of Nezara hilaris 82 



"Trompillo." (See Solanum elaeagnifolium.) 



Turnip, food plant of Nezara hilaris. 79 



