1915.] NATURAL SCIENCES OF PHILADELPHIA. 97 



in the original description is used throughout, as this paper is not 

 intended to be in any way revisionary. 



PaRATETTIX HESPERUS. 



Jour. N. Y. Ent. Soc, VII, p. 198, (1899). 



Described from two hundred and seventy-six specimens of both 

 sexes from one locaUty. 



Single type here designated: 9 ; Glendale, Oregon, September 

 9, 1897; Morse. 



Paratettix toltecus extensus. 



Jour. N. Y. Ent. Soc, VII, p. 198, (1899). 



Based on eighteen males and twenty-one females from six localities. 

 Single type here designated: 9 ; San Bernardino, California, 

 [July 16],^ 1897; [Morse]. 



Tettix crassus. 



Jour. N. Y. Ent. Soc, VII, p. 201, (1899). 



Based on eighteen males and twenty-three females from two 

 definite localities and the State record. 



Single type here designated: c? ; Colorado; Morrison. 



Tettix hancocki. 



Jour. N. Y. Ent. Soc, VII, p. 200, (1899). ' 



described from fourteen males and fourteen females from a single 

 locality. 



Single type here designated : cf ; Ames, Iowa, [May 30] ; E. D. 



Ball. 



T[ettix] h[ancocki] abbreviatus. 



Jour. N. Y. Ent. Soc, VII, p. 200, (1899). 



Based on specimens from the type series of Tettix hancocki. 



Single type here designated: d^ ; Ames, Iowa, [May 24]; E. D. 



Ball. 



Tettix tentatus. 



Jour. N. Y. Ent. Soc, VII, p. 200, (1899). 



Based on one male and five females from four localities. 



Single type here designated: 9 ; Laggan, Alberta; Bean; 

 Museum of Comparative Zoology. 



■» The use of brackets in the present paper indicates authentic information 

 .not contained in the original descriptron. 



7 



