Entomological Societij of Brithsli Colionhia 47 



13. Fore tarsus armed with a dis- 

 tinct tooth. -Dolerothrips Bagnall 

 13. Fore tarsus without tooth or only 

 supplied with a very small crook- 

 ed tooth. ■ 



14. Prothorax clearly wideninf; 

 along the posterior margin. 



Eothrips Hood 



14. Prothorax gently tapering 

 towards the po.sterior margin 

 at the most two-fifths broad- 

 er than the head 



.... Eumorphothrips Schmutz 

 12. Head not at all or scarcely longer 

 than broad. Eyes very small. 

 13. Ocelli and wings lacking. Body 



length 1.5 mm 



Oedemothrips Bagnall 



13. Ocelli and wings present. Body 



length 4.5 mm 



cf. Holothrips Kainy 



9. Tube about one-third shorter than the head, 



with several deep longitudinal sutures. 



Barythrips II. & W. 



4. Antennae 7-jointed. 



5. Eyes very prominent ; head behind eyes constricted very 

 much. The upper surface of the body with polygonal net- 

 like structures. Glyptothrips Hood 



5. Eyes not prominent; head behind not constricted. No net- 

 like sculpturing. 

 6. Ocelli present. 



7. Fore femur much thickened, as a rule, more than 



twice as long as the tibia Nesothrips Kirkaldy 



7. Fore femur not so powerful. Foi-e tarsus in both 



sexes with a prominent tooth. ..Symphyothrips II. & W. 



6. Ocelli absent. Wings stunted or absent. Allothrips Hood 



KLADOTHRIPINAE 



1. Prothorax more than twice as long and 3-4 times as broad as head. 



Eurynothrips liagnall 



1. Prothorax not at all or only a little longer than the head. 



2. Head with parallel sides, about twice as long as broad. 

 3. Antennae 8-jointed. Body uniformly dark. 



