152 Journal New York Entomological Society. [v°1- xxvi. 



was surprised to find them coming out of the ground several hundred 

 yards away from any perennial plants. They were also emerging 

 from soil that had been under water a few weeks before. The spe- 

 cies is quite common in the cotton fields of the delta." 



The distribution seems to be confined to the central United States. 

 Specimens have been examined from Mississippi, Louisiana, Arkan- 

 sas, Oklahoma, Kansas, Nebraska and Indiana. 



Cicada hieroglyphica Say. 



Figured in Journal N. Y. Ento. Soc, March, 1916, PI. 6, fig. 5, 

 and Howard's Insect Book, PI. 28, fig. 11. 



Corinth, summer, 1917, male (R. M. Lancaster). Osyka, June 12, 

 1914, male (E. A. Morgan) ; Pascagoula, June 10, 1915, female (R. 

 O. Vaughn). 



Occurs from Riverhead, Long Island, N. Y., to eastern Kansas 

 and southward. In peninsular Florida the variety johannis Walker 

 replaces the typical form. The black marks on the head, pronotum 

 and mesonotum are more in the form of spots than of continuous 

 lines as in typical hieroglyphica. 



The song does not continue long, but sometimes, as in the Pine 

 Barrens of New Jersey, the insects appear in numbers, when their 

 united effort produces a considerable noise. 



Tibicina septendecim (Linnaeus). 



Figured in Howard's Insect Book, PI. 27, fig. 16. 



Only the thirteen-year race is known from Mississippi, and the 

 following notes on distribution within the state have been taken 

 from Bulletin No. 71, U. S. Dept. of Agriculture, Bureau of Ento- 

 mology, 1907, C. L. Marlatt: 



Brood XIX (1907-1920) ; fairly well distributed over the state. 



Brood XXI (1909-1922) ; recorded from the eastern part of the 

 state only. 



Brood XXII (1910-1923) ; southwestern Mississippi. 



Brood XXIII (1911-1924) ; distributed over the state but particu- 

 larly in the northern half. 



Brood XXIV (1912-1925) ; recorded from Franklin and Holmes 

 counties. 



Brood XXVI (1914-1927) ; "an outpost in Mississippi is also 



