CONTENTS. 



Page. 



Introduction 1 



Gonus jEolothrips 1 



Key to the ispecies 1 



Description of new species 2 



jEolothrips nasturtii 2 



Genus Thrips 3 



Key to the species 3 



Description of new species 4 



Thrips femoralis 4 



Genus Sericothrips 5 



Key to the species 5 



Description of new forms and species 6 



Sericothrips apteris Daniel, male 6 



Sericothrips albus 6 



Sericc fJ rips vioultoni 7 



Genus Limothrips 8 



Key to the species 8 



Description of new species 8 



Limothrips setarix 8 



Genus Euthrips 10 



Key to the species 10 



Description of new forms and species 12 



Euthrips •hrhornii Moulton, male, brachypterous female 12 



Euthrips longirostrum 12 



Euthrips costalis - 13 



Genus Anaphothrips 14 



Key to the species 14 



Description of new forms and species 15 



Anaphothrips zese Moulton, brachypterous female, male 15 



Anaphothrips albus 16 



Genus Anthothrips 17 



Key to the species 17 



Description of new species 17 



Anthothrips nigricornis 17 



Anthothrips flavipes 18 



Genus Cryptothrips 19 



Key to the species 19 



Description of new sp ( ies 20 



Cryptothrips salicib 20 



Genus Phlceothrips 21 



Key to the species 21 



Description of new species 21 



Phlceothrips jennei 21 



Phloeothrips armiger 23 



m 



