230 THYSANOPTERA AND ORTHOPTERA. 



In or under rotten logs in moist places, sometimes in grass or on 

 sandy soil. 



Gryllus immature and indeterminate. • 



! •' July 1 to August 6. 



Semi- vegetated beaches; grassy roadsides; open sandy woods; 

 grassy clearings, among underbrush; in tall grass. 



Subfamily Oecanthinae. 



Oecanthus piveus (De Geer). 

 August 12. 



Among raspberry bushes in the edge of a wood, and other low 

 bushes near dwellings. 



The first specimens were taken on the above date, but their song 

 was heard at night about a week earlier. The song of this species, 

 like that of several of the Locustidae, varies in rate with temperature 

 and humidity. 



Oecanthus fasciatus Fitch. 

 August 12 to August 20. 

 On grass or bushes in dry situations. 

 Oecanthus fasciatus var. quadripunctatus Beutenmiiller. 

 August 6 to August 20. 

 Dry grassy or weedy locations. 

 Oecanthus immature and indeterminate. 

 July 14 to August 6. 

 Same situations as adults. 



LITERATURE CITED. 



Blanchard, E. 



1851. Tisanopteros. Historia fisica y politica de Chile, etc. 

 ''^oologia, VI, pp. 143-152. 

 Franklin, H. J. 



1907. Ctenothrips, New Genus. Entomological News, Vol. 

 XVIII, June, pp. 247-250. 



Gra^', Asa. 



1908. A Handbook of the Flowering Plants and Ferns of the 

 Central and Northeastern U. S. and Adjacent Canada. Re- 

 ■vdsed by B. L. Robinson and M. L. Fernald. American 

 Book Co. 926 pp. 



Hinds, W. E. 



1902. Contribution to a Monograph of the Insects of the Order 

 Thysanoptera Inhabiting North America. Proc. U. S. 

 Nat. Museum, Vol. XXVI, pp. 79-242, Pis. I-XI. 



