Entomolofjical Socictij of Brifisli Cohonhia 45 



5. Protliorax alon^ posterior marjjin clearly broader than the 

 head. 

 6. Head normal. 



7. Bristles on tube and 9th abdominal segment notice- 

 ably long, about half as long as the tube. The re- 

 maining abdominal bristles club-like. Head and 

 body extremity dark ; body centre light, yellowish. 



Hindsiana Karny 



7. Bristles not as above. Body equally coloured. 



8. Anterior ocellus on a little rising on the vertex of 

 the head, which does not rise at the front above the 

 base of the antennae. 



■ 9. Tube at the base without close-lying scales. 

 Head usually not at all or only a little longer 

 than the prothorax. 



10. Mouth cone rounded oft" 



Haplothrips .Serville 



10. Mouth cone pointed. ...Neoheegeria Schmutz 



9. Tube in the male with close lying scales at the 



base on each side. Head pronouncedly longer 



than the prothorax Zygotlirips Uzel 



8. Anterior ocellus on the elongated vertex of the 

 head, rising above the base of the antennae at the 



front cf. Leptothrips Hood 



6. Head narrowed along posterior margin, with a highly 



arched vertex Craniothrips Bagnall 



3. Fore tibia at the extremity with a sharp tooth-like process. Pore 



tarsus also armed with a strong tooth Podothrips Hood 



2. Fore femur armed on the inside with a powerful tooth.. .: 



cf. Cryptothripinae 



1. Bristles of the prothorax funnel-shaped, transparent, often only recog- 

 nizable on close examination. 

 2. 6th antennal joint clearly separated from the 7th. Fore femur in 



the male with one tooth Scopaeothrips Hood 



2. The last three antennal joints seemingly joined together 



Rhopalothrips Hood 



TRICHOTHRIPINAE 



1. Fore angles of the breast with two finger-like thorns, and at their side 

 several smaller ones Tetracanthothrips Bagnall 



1. Fore angles of the breast without finger-like processes. 



2. Bristles of prothorax funnel-shaped, transparent 



cf. Haplothripinae 



