CICADELLOIDEA — TETTIGELLIDAE 389 



Tettigonia circillata [sic] Ball 1901e: 21 To Tettigonia atro- 

 punctata Sign, [error] 



[Tettigonia] circillata [sic] Woodworth 1913a: 269 To [Tettigonia] 

 atropunctata Sign, [error] 



Tettigoniella circillata [sic] Van Duzee 1914a: 53 [Ecology]^ 



Tettigoniella circellata Essig 1915a: 66; fig. 55 [Described, life 

 history, economics, illustrated]^ Equals Tettigonia circellata 

 Bak. 



[Cicadella] circellata Van Duzee 1916a: 66 [Listed]^ Equals 

 [Cicadella] atropunctata Ball [error] 



Cicadella circellata Van Duzee 1917a: 292 [Listed]^ 



Cicadella circellata Y Sin Duzee 1917b: 598 [Catalogued]^' ^Equals 

 Tettigonia circellata Bak. Equals Tettigonia atropunctata Ball 

 [error] Equals Tettigonia [circellata] Bak. Equals Tettigoniella 

 [circellata] Van D. 



Cicadella circellata{?) Olsen 1918a: 3 [Listed]^ 



Tettigonia circellata Johnson and Ledig 1918a: 8 [Listed]^ 



Tettigonia circellata Lawson 1920a: 87 To Cicadella atropunctata 

 Sign, [error] 



Cicadella circellata Lawson 1920a: 87 To Cicadella atropunctata 

 Sign, [error] 



Cicadella circellata Olsen 1922a: 364 [Notes] :355 [Taxonomy] 



Cicadella circellata Readio 1922a: 231; pi. XXII, fig. 8; pi. XXVI, 

 fig. 8 [Ovipositor described, illustrated] 



Cicadella cercellata Essig 1926a: 209; ^g. 108 [Notes, economics, 

 illustrated]^' ^ Equals Tettigoniella [circellata] Equals Tetti- 

 gonia [circellata] 



Cicadella circellata Knowlton 1929b: 47 [Listed]^ 



Cicadella circellata Essig 1931a: 548 [Listed] 



[Cicadella] circellata De Long and Caldwell 1937c: 9 [Cata- 

 logued]^- ^ 



Cicadella circulata [sic] Evans 1938c: 28; pi. VIII, fig. 9 [Mor- 

 phology of head, illustrated] 



Cicadella circellata Knowlton and Hansen 1938a: 127 [Listed] 



Cicadella circellata Schmidt 1939a: 137 [Listed] 



Cicadella circellata Hewitt, Frazier, Jacob, and Freitag 1942a: 

 4-5; pi. 1 G-H [Disease vector, illustrated]^ 



Neokolla circellata Frazier 1944a: 1000 [Disease vector] 



[Neokolla] circellata De Long and Knull 1946a: 19 [Catalogued]^' ^ 

 Equals Tettigonia [circellata] Bak. 



Neokolla circellata Frazier and Freitag 1946a: 634 [Disease vector] 



Neokolla circellata Hewitt, Houston, Frazier, and Freitag 1946a: 

 118 [Disease vector]^ Equals Cicadella [circellata Bak.] 



