FuLGOROIDEA—ISSIDAE 
197 
1843 Issus apterus Boitard, Nouveau Manuel d’Entomologie 3: 84 
[Described]^ 
1843 Issus apterus Contarini, Cataloghi Insetti Padova e Venezia 4: 
29 [Listed]2 
1847 Hysteropterum [non binom.] Amyot, Ann. Soc. Ent. France (2) 
5: 176 [Described]^ Equals [Hysteropterum] apterum Fabr. Equals 
[Hysteropterum] immaculatum Amy. and Serv. [error] 
1848 Hysteropterum [non binom.] Amyot, Entomologie Frangaise. 
Rhynchotes 1848: 372 [Described]^ Equals [Hysteropterum] im¬ 
maculatum Amy. and Serv. [error] Equals [Hysteropterum] ap¬ 
terum Fabr. 
1849 Issus apterus Lucas, Exploration de I’Algerie 4: 104 [Described, 
catalogued, comparative note]^^ Equals Hysteropterum Amy. [non 
binom.] Equals Hysteropterum immaculatum Amy. and Serv. 
[error] 
1850 Issus apterus Blanchard, Histoire Naturelle des Animaux Arti- 
cules 3: 178 [Described, catalogued]^ Equals Cercopis aptera 
Fabr. 
1850 /[sstis] apterus (?) Schaum, Allgemeine Encyklopadie Ersch und 
Gruber 51: 71 [Listed]^ 
1851 Hysteropterum apterum Walker, List of Homopterous Insects 2: 
374 [Catalogued]^ Equals Cercopis aptera Fabr. Equals Issus ap¬ 
terus Fabr. Equals Hysteropterum Amy. [non binom.] 
1851 Issus apterus Walker, List of Homopterous Insects. 2: 374 To 
Hysteropterum grylloides Fabr. (?) [error]. 
1853 Issus apterus Lucas, Essai sur les Animaux Articules qui Habi- 
tent Pile de Crete 1853: 70 [Ecology, catalogued]^ Equals Hys¬ 
teropterum immaculatum Amy. and Serv. [error] Equals Hys¬ 
teropterum Amy. [non binom.] :71 [Comparative note] 
1854 Issus apterus Lucas, Rev. Mag. Zool. (2) 6: 284 [Ecology, cata¬ 
logued]® Equals Hysteropterum Amy. [non binom.] Equals Hys¬ 
teropterum immaculatum Amy. and Serv. [error] :285 [Compara¬ 
tive note] 
1855 Hyst[eropterum] apterum Mulsant and Rey, Ann. Soc. Linn. Lyon 
(2) 2: 202 [Comparative note] 
1855 Hyst[eropterum] apterum Mulsant and Rey, Opusc. Ent. 6: 102 
[Comparative note] 
1859 Hysteropterum apterum Dohrn, Catalogus Hemipterorum 1859: 
64 [Listed]^ 
1864 Histeropteron [sic] limbatum (k)sta, Ann. Mus. Zool. Napoli 2: 
137 [n. sp.]2 :82 [Listed]’® 
