FuLGOROIDEA-ISSIDAE 
453 
1851 Issus ruhrocostatus Walker, List of Homopterous Insects 2: 370 
[Catalogued]^ 
1854 /[ssiis] cinctifrons Stal, Ofv. Svenska Vet. Akad. Forh. 11: 247 
[n. sp.]i 
1858 Issus cinctifrons Walker, List of Homopterous Insects. Addenda 
1858: 328 [Catalogued]^ 
1859 Issus cinctifrons Dohrn, Catalogus Hemipterorum 1859: 64 
[Listed]^ 
1859 Issus ruhrocostatus Dohrn, Catalogus Hemipterorum 1859: 64 
[Listed]^ 
1859 [Thionia cinctifrons] StM, Berliner Ent. Zeit. 3: 322 Equals 
[7 ssi6s] cinctifrons Stal 
1906 Thionia ruhrocostata Melichar, Abh. Zool. Bot. Ges. Wien 3: 
276 [Described, catalogued]^ - ^ Equals Issus ruhrocostatus Spin. 
Issus cinctifrons Stal (?) :269 [Key]^ : 321 [Listed]^ Equals 
[Thionia] cinctifrons Stal (?) 
1930 Issus ruhrocostatus Sherborn, Index Animalium 22: 5598 [Cata¬ 
logued] 
Localities: ^ Brazil. ^ South America, 
schmidti Schmidt 
1910 Thionia schmidti Schmidt, Stett. Ent. Zeit. 71: 207 [n. sp.]^ 
1938 Thionia schmidti Metcalf, Bull. Mus. Comp. Zool. Harvard 
Coll. 82: 408 [KeyY 
Localities: ^ Costa Rica. 
scutellata Fowler 
1904 Thionia scutellata Fowler, Biologia Centrali-Americana 1: 123; 
PI. 12, Figs. 18, 18a [n. sp., illustrated]^ 
1906 Thionia scutellata Melichar, Abh. Zool. Bot. Ges. Wien 3: 287 
[Described, catalogued, comparative note]^- ^ :322 [Listed]^ 
1938 Thionia scutellata Metcalf, Bull. Mus. Comp. Zool. Harvard 
Coll. 82: 409 [Key]^ 
Localities: ^ Vera Cruz. ^ Mexico. ^ Central America, 
similis Schmidt 
1910 Thionia similis Schmidt, vStett. Ent. Zeit. 71: 202 [n. sp.]* - “ 
Localities: ‘ Rio de Janeiro. ^ Brazil. 
simplex Germar 
1830 Issus simplex Germar, Thon’s Entomologisches Archiv. 2 (2) 
:51 [n. sp.]^ 
1850 /[sst^s] simplex Schaum, Allgemeine Encyklopadie Ersch und 
Gruber 51: 71 [Listed]'^ 
1851 Issus simplex Walker, List of Homopterous Insects 2: 373 
[Listed] 
