CICADELLOIDEA — EUSCELIDAE 193 



Athysanus instabilis Gillette and Baker 1895a : 93 [Listed] 2 

 Athysanus instabilis Osborn and Ball 1897a : 195 [Listed] 

 A [thysanus] instabilis Ball 1899c : 172 [Comparative note] 

 [Athysanus] instabilis Ball 1901a : 5 [Comparative note] 

 Athysanus instabilis Osborn and Ball 1902a : 242 To Athy- 

 sanus striatulus Fall, [error] 

 Athysanus instabilis Osborn 1905a : 528 To Athysanus stri- 

 atulus Fall, [error] 

 Athysanus instabilis Osborn 1905c: 528 To Athysanus 



striatulus Fall, [error] 

 Athysanus instabilis Pettit 1905a : 25 ; pi. 1, figs. 4, 4a [Food 



plants, illustrated] 1 

 Athysanus instabilis Van Duzee 1908c: 158 [Taxonomy] 6 

 A [thysanus] instabilis Young 1910a : 125 [Listed] 9 

 [Euscelis (Euscelis)] instabilis Van Duzee 1916a: 72 [Listed] 

 3 - 4 Equals [Euscelis (Euscelis) ] striatulus Osb. and Ball 

 [in part] 

 E[uscelis] instabilis Sanders and De Long 1917a : 87 [Listed] 5 

 Euscelis instabilis Van Duzee 1917b : 659 [Catalogued] *• 2 - 6 - 

 7 - 8 Equals Athysanus [instabilis] Van D. Equals Athysa- 

 nus striatulus Osb. and Ball [in part] 

 Euscelis instabilis Lawson 1920a : 175 [Taxonomy] 

 Euscelis instabilis Osborn 1922c : 42 [Ecology] 9 

 [Euscelis] instablis [sic] Osborn and Drake 1922a: 13 



Equals Euscelis striatulus [in part] 

 E[uscelis] instabilis Osborn and Drake 1922a: 21 [Ecology] 9 

 Euscelis instabilis Buys 1924a: 64; pi. VI, fig. 65a [De- 

 scribed, catalogued, illustrated] 9 Equals Athysanus [in- 

 stabilis] Van D. : 62 [Key] 9 

 Euscelis instabilis Downes 1924a : 31 [Listed] 8 

 Euscelis instabilis Downes 1927a : 19 [Listed] 8 

 Athysanus instabilis Ball 1928c: 187 To Ophiola plutonia 



Uhl. [error] 

 E[uscelis] instabilis Leonard 1928a: 168 [Listed] 9 

 Euscelis instabilis Osborn 1928b : 297 [Described, ecology] 3 



: 291 [Key] : 371 [Listed] u 

 Athysanus instabilis China 1929a : 227 To Ophiola corniculus 



Marsh, [error] 

 Athysanus instabilis Sleesman 1929a: 115 To Ophiola cor- 



nicula Marsh, [error] 

 Euscelis instabilis Dobroscky 1931a : 64 [Listed] 12 - 13 - 14 

 Euscelis instabilis Stevens 1931a : 13 [Listed] 5 



