548 GENERAL CATALOGUE OF THE HOMOPTERA 



utrica Davidson and De Long 



Empoasca utrica Davidson and De Long 1939a: 117 [n. sp.]^ 

 [Empoasca (Empoasca)] utrica De Long and Knull 1946a: 



74 [Catalogued]^ 

 [Empoasca (Empoasca)] urtica [sic] Oman 1949a: 87 [Cat- 

 alogued] ^ 

 Empoasca utrica Young 19b2b: 119 [Catalogued] 

 Localities : ^ Colorado. 



uvalda Davidson and De Long 



Empoasca uvalda Davidson and De Long 1939a: 115 [n. sp.]^ 



[Empoasca (Empoasca)] uvalda De Long and Knull 1946a: 

 74 [Catalogued] 1 



[Empoasca (Empoasca)] uvalda Oman 1949a: 87 [Cata- 

 logued] ^ 



Empoasca uvalda Young 1952b: 119 [Catalogued] 



Localities: ^ Texas. 



venusta De Long and Davidson 



Empoasca venusta De Long and Davidson 1935a: 33; pi. II 

 [n. sp., illustrated]^ 



[Empoasca] venusta Johnson 1935a: 46 [Listed]^ 



[Empoasca] venusta De Long and Caldwell 1937c: 65 [Cata- 

 logued] ^ 



[Empoasca (Empoasca)] venusta De Long and Knull 1946a: 

 74 [Catalogued] 1 



[Empoasca (Empoasca)] venusta Osborn and Knull 1947a: 

 334 [Listed]^ 



[Empoasca (Empoasca)] venusta Oman 1949a: 87 [Cata- 

 logued] ^ 



Empoasca venusta Young 1952b: 119 [Catalogued] 



Localities : ^ Ohio. 



vergena De Long and Caldwell 



Empoasca [(Empoasca)] vergena De Long and Caldwell 

 1934a: 607; pi. I [n. sp., illustrated] i' ^ 



[Empoasca] vergena Johnson 1935a: 46 [Listed] ^ 



[Empoasca] vergena De Long and Caldwell 1937c: 64 [Cata- 

 logued] ^'^ 



Empoasca vergena Wheeler 19S7 a: 145,147 [Listed]^ : 152; 

 figs. 4A-B [Notes, food plants, illustrated, catalogued]^ 

 Equals Empoasca hirdii De L. (nee Coding) [in part] : 

 153 [Comparative notes] 



[Empoasca] vergena Wheeler 1942a : 70 [Listed] ^ 



