30 Bnllethì de la Société Èoyale Êntomologique fVEgypte 



Cotton Research Board, Ghizeh, près le Caire 

 (1921). 



Al-Fellaha, Boîte Postalo N" 20/17, ^^^ Caire (1921;. 



Espagne. — Institulo Generale y Tècnico de Valencia, 

 Laboratorio de Ilidrobiolüf,na Espanola, Valen- 

 cia. 



Junta para ampliacion de Estiidios, Almagro 26, 

 Madrid. 



Junta de Ciencies Naturales de Barcelona, Museo 

 Municipal, Barcelona. 



Real Acadeniia de Ciencias y Artes de Barcelona, 

 Barcelona. 



Real Sociedad Espanola de Historia Naturale, 

 74, Alphonso XII, Madrid. 



Etats-Unis- — Buffalo Society of Natural Sciences, 

 Public Library Building, Buffalo, New York." 



University of Illinois Library, l rbana, Illinois. 



Library of the American Museum of Natural His- 

 tory, Central Park, 77th Street, Sth Avenue, 

 New- York. 



New-York Entomological Society, Eastern Park- 

 way, Brooklyn, New- York. 



Academy of Natural Sciences, Entomological Sec- 

 tion, Lagon Square, Philadelphia. 



