114 Second Report on Economic Zoology. 



could not be sent in sacks. Tliey were therefore boiled down 

 (three sacks), after being crushed, and produced a rich, brown, acrid 

 extract amounting to 18 gallons (»f lluid, whicli was dispatched in 

 two nine-gallon sweet beer barrels, with a hope that some benefit 

 may result from the acrid property it contains. A similar extract, 

 i tind, can be ol)tained from the dry leaves just as in tobacco, and a 

 still stronger one from the shucks of the fruit. 



Should this primary experiment be in any way successful, it will 

 be given a fresh trial under more favourable circumstances, the 

 extract having been made hurriedly in an old brewing copper in 

 twelve hours. 



A Fowl Tick in Western Australia. 



The Acting Director of Agriculture of Western Australia forwarded 

 some ticks that were doing considerable harm to poultry in that 

 region. 



The species is probably the American Fowl Tick (A/yas 

 liMcrlcami'S, Packard), but owing to being dried up they could not be 

 tletiuitely identified. 



An account of this Fowl Tick {Aiyas americamfs) is given by 

 Mr. Froggatt (" Agricultural Gazette," New South Wales, November, 

 1901, Miscellaneous Publications, No. 520). 



SUB-GrKOUP B. ANIMALS WHICH CAUSE INJUKY OK 

 DISEASE TO MAN'S VEGETABLE PLANTATIONS. 



The Cotton-Boll Worm. 



{Heliothis armiger, Huebner.) 



Information has been sent to the United States Department of 

 Agriculture on the Cotton-Boll Worm {Heliothis armiger, Huebner) 

 in India and Australia in answer to the following communication : — 



" In view of the recent serious injury by tlie Cotton-Boll Worm 

 [Heliothis armiger, Huebner) in certain sections of the cotton belt of 

 the United States, the Division of Entomology of this Department 

 has undertaken a renewed investigation of this pest. In this con- 

 nection it has appeared desirable to learn as much as possible 

 concernmg the status of the insect in other (countries, particularly 

 with reference to its economic importance and of the methods 

 employed in its control. 



