Séance du IS Drcmibrc 1922 127 



On two tubulifera inhabiting Acacia Galls 

 in Egypt (l hvsanoftkha). 



ßy 11. H. Karny, 



Buiteiizoï';' ZooUjgical INliisoiiiii 

 (Dutch East Indies) 



Mr. C. B. Williams was so kind to send me some 

 Tubulii'era collected in leal'-galls on Sunt {Acacia ara- 

 bica) at Zag-azio-, Eoypt (October 1921). This material 

 Avas of special interest for me, because there were 

 iiitherto very lew oall-thrips known from Africa. 

 1 was therefore very glad lo have the opportunity of 

 studying this interesting material. 



I expected that all the specimens would belong 

 to GyiiaUothrips ebneri, and w^as- therefore very in- 

 terested to find a second species distinctly differing 

 from ebneri. 



Gynaikothrips ebneri Karny. 



1920. Karny, Akad. Anz., 2, Wien. 



1921. Karny, Denkschr. Akad. W^iss. Wien, 

 Math. - nat. Kl., 98 Bd., Sep. p. 19 ff, figs. 12-23. 



I have described the whole development of this 

 species. The species mentioned by Debski is without 

 doul)t G. ebneri, as may be seen from the author's re- 

 mark « dépourvu, comme chez les Leeuwenia^ des 



