INDEX. 



Molothrips — • Page. 



bicolor in key to species 



fasdatus in key to species 



key to species 



kuwanaii in key to species 



longiceps in key to species 



nasturtii in key to species 



nasturtii new species, description 2-3 



vespiformis in key to species 1 



Msculus californica — 



food plant of Euthrips costalis 14 



food plant of Limoihrips setarise 9 



Anaphothrips — 



albus in key to species 15 



albus new species, description 16-17 



key to species 14-15 



longipennis in key to species 15 



obscurus in key to species, Anaphothrips striatus a synonym 14 



ruthveni in key to species 15 



tricolor in key to species 15 



2e«, female short-winged form, and male, description 15-16 



zese in key to species 15 



Anthoihrips — 



aculeatu^, resemblance of Anthothrips flavipes thereto 19 



flavipes in key to species 17 



flavipes new species, description 18-19 



key to species 17 



niger in key to species 17 



nigricornis in key to species 17 



nigricornis new species, description 17-18 



variabilis in key to species 17 



verbasci in key to species 17 



Aphis brassicx, not host of Thripoctenus russelli 43 



Aptinothrips rufus, resemblance of Anaphothrips zex thereto 15 



Bean, lima, Thripoctenus russelli found on leaf 48 



Buckeye, California. (See Msculus californica.) 



Cabbage aphis. (See Aphis brassicx.) 



Colonizing thrips parasite, Thripoctenus russelli, means 51-52 



Cress, water. (See Nasturtium officinale.) 



Cryptothrips — 



angustus, resemblance of Cryptothrips salicis thereto 21 



coMfornicus in key to species 19 



carbonarius in key to species 19 



key to species 19 



rectangidaris in key to species 19 



salicis in key to species 19 



salicis, new species, description 20-21 



Elderberry. (See Sambucus sp.) 



96757—15 2 53 



