THE ENTOMOLOGIST 



Vol. XXVII.] 



AUGUST, 1894. 



[No. 375. 



LAMELLICORN BEETLES ON PASTURAGE IN THE 

 ARGENTINE TERRITORIES. 



By Eleanor A. Ormerod, F.E.S. 



1, Eud'O/nium arachrufides, life-size; 2, 3, Megathopa violacea, life-size, 



and magnified. 



The following observations regarding damage caused to pas- 

 turage by infestation of Lamellicorn beetles, in the Argentine 

 Territories of South America, are offered in the hope that readers 

 who have more especially studied the habits of exotic Coleoptera 

 may possibly be good enough to furnish some additional details 

 of life-history of one or other of the species named, which may 

 aid in checking their increase. 



On May 7th reports were placed in my hands by Mr. Henry 

 Watts, Secretary of the South American Land Company, relative 

 to damage caused to pasturage on the enclosed ground of the 

 Company, by a white grub feeding at certain seasons at the roots 

 of the grasses. This attack, it was mentioned, was only, or 

 almost entirely, observable on the fenced-in land on which sheep, 

 cattle, and horses are pastured, and in one of the reports from 

 the resident Manager or representatives of the Company it was 



ENTOII. — AUGUST, 1894. T 



