CICADELLOIDEA — IDIOCEKIDAE 191 



J[assus] tremulae Zetterstedt 1828a: 542 [Described, food plants, 

 catalogued] ^ Equals Cicada tremulae Estl. 



[Bythoscopus] tremulae Herrich-Schaffer 1835a: 112 Equals 

 Jass[us tremulae Zett.] Equals Cic[ada tremulae Zett.] To 

 [Bythoscopus] scurra (?) [error] 



[Jassus] tremulae Herrich-Schaffer 1835a: 115 To Byth[oscopus 

 tremulae Zett.] 



[Bythoscopus] tremulae (?) Gistel 1837a: 109 (14) [Listed] ^ 



[Bythoscopus (Idiocerus) tremulae] Burmeister 1838a: [10] Equals 

 Jass[us] tremulae Zett. 



[Idiocerus] unifasciatus Curtis 1839a: pi. 733 [n. sp.] * 



J[assus] tremulae Zetterstedt 1840a: 302 [Described, food plants, 

 catalogued] ^ Equals Cicada tremulae Estl. :1077 [Compara- 

 tive notes] 



Bythoscopus tremulae Walker 1851b: 860 [Catalogued] ^ Equals 

 Cicada tremulae Estl. Equals lassus tremulae Zett. 



Idiocerus unifasciatus Walker 1851b: 858 To Bythoscopus populi 

 [error] 



[Bythoscopus] tremulae Dohrn 1859a: 85 [Listed] ^ 



[Bythoscopus] unifasciatus Dohrn 1859a: 85 To [Bythoscopus] 

 populi Linne [error] 



[Bythoscopus] tremulae Walker 1860a: 21 [Catalogued] * To 

 [Bythoscopus] populi Linne [error] 



Idiocerus tremulae Flor 1861a: 162 [Key] :172 [Described, 

 catalogued] ^' ^ Equals Jassus [tremulae] Zett. 



J[assus] tremulae Flor 1861a: 158 [Notes] 



[Idiocerus] unifasciatus Curtis 1862a: pi. 733 [n. sp., reprinted]* 



Idiocerus tremulae Marshall 1865h: 105 [Described, key, cata- 

 logued] ^ Equals Cicada tremulae Estl. Equals Jassus trem- 

 ulae Zett. 



[Idiocerus] unifasciatus Marshall 1865h: 104 To Idiocerus 

 populi Linne (?) [error] 



[Idiocerus] tremulae Morris 1865a: 111 [Listed] ^ 



Idiocerus tremulae Kirschhsinm. 1868a: 3 [Catalogued] :5 [Notes] 

 :9 [Comparative notes] :11 [Key, food plants, catalogued] ^ 



I[diocerus] tremulae Kirschbaum 1868b: 152, 157 [Catalogued] 

 :154, 157 [Comparative notes] :157 [Key, ecology] ^ 



I[diocerus] fallenii Kirschbaum 1868b: 161 [n. sp., key] ^ :152 

 [Listed] :162 [Comparative notes] 



I[diocerus] tremulae Sahlberg 1871a: 33, 44 [Listed] i''' :139 

 [Key] :146 [Described, key, food plants, catalogued] !• 2, 5, 9 

 Equals Cicada [tremulae] Estl. Equals Jassus [tremulae] Zett. 



[Idiocerus] falleni Fieber 1872a: 8 [Listed] ^ 



[Idiocerus (Idiocerus)] tremulae Fieber 1872a: 8 [Listed] ^' ^^ 



791-268—^66 13 



