DEPARTMENT OF ENTOMOLOGY. 175 



objects on which information or advice has been sought, and 

 as far as possible given, the following may be mentioned : — 



Orthoptera. 



(1) Sca'pteriscus didactylus damaging a cricket ground 



10 miles from Buenos Ayres. 



(2) Methods for dealing with locust plagues. A fairly 



complete report was drawn up giving the most 

 approved methods for checking the ravages of locusts. 

 (The British American Tobacco Co.) 



(3) How to deal effectively with cockroaches and house 



crickets. Several inquiries. 



(4) A list of the literature on cockroaches. 



Anoplura. 



(5) Pediculus vestimenti. 



Rhynchota. 



(6) Aleyrodes pi'peTis on Piper from Jamaica. 



(7) Pemphigus hur sarins on Lombardy Poplar. 



(8) Chaitophorus aceris damaging a small sycamore in a 



London garden. 



(9) Diaspis persirnilis Ckll. imported into Kew Gardens 



from TenerifFe on Sideroxylon. 



(10) Fhorodon humuli and Rhopalosiphum dianthi found by 



a doctor in the urine of a child. 



Corrodentia. 



(11) The treatment of wood in the tropics against the ravages 



of white ants. 



(12) Psocid?e, a question as to their importance from a 



public health point of view. (The Public Health 

 Officer, Gibraltar.) 



(13) The treatment of wood, cotton, wool, and silk used in 



the construction of telephone apparatus in the tropics 

 to prevent the attack of termites. (The Western 

 Electric Co.) 



Lepidoptera. 



(14) Prevention and treatment of Clothes Moth (Tineola 

 hiselliella Hum). 



(15) Polychrosis hotrana injuring grape berries in Almeria, 

 South of Spain. 



(16) A Geometrid larva seriously damaging Azaleas in a 

 London garden. 



(17) Information was asked for regarding the silk of 

 Bombyx mori and Anthercea paphia. 



(18) Eydrocampa nympheata found destroying the leaves 

 of water lilies at Kew Gardens. 



