390 GENERAL CATALOGUE OF THE HOMOPTERA 



Neokolla circellata Severin 1946a: 25 [Disease vector] Equals 



Cicadella circellata Bak. 

 Neokolla circellata Houston, Esau, and Hewitt 1947a: 247, 251, 



253 [Disease vector]^ 

 Cicadella circellata Lockwood 1948a: 159 [Economics]^ 

 Neokolla circellata De Long and Severin 1949a: 176; figs. 4 A-D 



[Described, illustrated, food plants]^ Equals T[ettigonia] 



circellata :171 [Listed]^ 

 Neokolla circellata Hewitt, Frazier, Freitag, and Winkler 1949a: 



207-264; figs. 1-11 [Disease vector, life history, ecology, 



illustrated] ^ 

 [Hordnia] circellata Oman 1949a: 70; pi. 13, figs. 2-3; pi. 32, fig. 9 



[Catalogued, illustrated]^ Equals Tettigonia circellata Bak. 



:11 [Disease vector] 

 Neokolla circellata Severin 1949a: 187; pi. 4, figs. A-G [Life 



history, illustrated]^ 

 Neokolla circellata ^QYQTm 1949b: 190, 191, 192, 193, 195, 197, 198, 



199, 200, 201; pi. 1, figs. E-F; pi. 2, fig. A [Disease vector, 



illustrated] ^ 

 Neokolla circellata Bawden 1950a: 71 [Disease vector] 

 Hordnia circellata Freitag 1951a: 920-934; figs 2-3 [Disease 



vector, food plants, illustrated]^ 

 Hordnia circellata Freitag, Frazier, and Flock 1952a: 533-534 



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



Localities: ^ California. 2 Arizona. ^ Southwestern States. *Utah. 



dohrnii Signoret 



T[ettigonia] dohrnii Signoret 1855d: 792; pi. 24, fig. 13 [n. sp. 

 illustrated] ^ 



Tettigonia dohrnii Walker 1858c: 350 [Catalogued]^ 



[Tettigonia] dohrni Dohrn 1859a: 90 pListed]^ 



Tettigonia dohrni Van Duzee 1894a: 275 [Catalogued]^ 

 's^ Tettigonia aurora Baker 1898c: 286 [n. sp.]^ 



Tettigonia dohrni Fowler 1900b: 268 [Notes, catalogued]^ 

 ^ Tettigonia delicata Fowler 1900b: 269; pi. 18, fig. 5 [n. sp. illus- 

 trated] i- 3. 4 



Tettigonia dohrnii Ball 1901b: 56; pi. IV, fig. 3 [Described, 

 illustrated]^' ^ Equals Tettigonia aurora Bak. Equals Tetti- 

 gonia delicata Fowl. :38 [Notes] :50 [Key] :57 [Comparative 

 note] 



Tettigonia dohrnii Ball 1901 e: 22; pi. IV, fig. 3 [Described, 

 illustrated]^' ^ Equals Tettigonia aurora Bak. Equals Tetti- 

 gonia delicata Fowl. :4 [Notes] :23 [Comparative note] :16 

 [Key] 



