438 
General Catalogue of the Homoptera 
1941 Thionia acuta Doering, Bull. Univ. Kansas Sci. Bull. 27: 214 
Nom. nov. pro Thionia naso Doering [1939] [nec Thionia naso 
Fowler 1904] [Described, catalogued]^ 
Localities: ^ Texas. 
alhiger Germar. See Thionia biforis Germar. 
argo Fennah 
1949 Thionia argo Fennah, Psyche 56: 60; PI. 4, Figs. 20-23 [n. sp., 
illustrated]^ 
1951 Thionia argo Caldwell and Martorell, Jour. Agr. Univ. Puerto 
Rico 34: 249; PL 49, Figs. 1 , la [Described, ecology, illustrated, 
catalogued] 2 ’ 3 , 4 . 5 . e. ? -243 [Key] 
Localities: ^ Jost Van Dyke. ^ St, Croix. ^ Virgin Islands. ^Vieques Island. 
® Puerto Rico, ® Culebrita Island. ^ St. Thomas. 
bifasciatifrons Melichar 
1906 Thionia bifasciatifrons Melichar, Abh. Zool. Bot. Ges. Wien 3: 
274 [n. sp.]i :269 [KeyY :321 [Listed]^ 
Localities: ^ Brazil. 2 South America. 
biforis Germar 
1830 Issus biforis Germar, Thon’s Entomologisches Archiv. 2 ( 2 ) :ol 
[n. sp.y 
1830 Issus albiger Germar, Thon’s Entomologisches Archiv. 2 (2) :51 
[n. sp.]^ 
1850 /[ssws] albiger Schaum, Allgemeine Encyklopadie Ersch und 
Gruber 51: 71 [Listed]^ 
1850 I[ssus] biforis Schaum, Allgemeine Encyklopadie Ersch und 
Gruber 51: 71 [Listed]^ 
1851 Issus biforis Walker, List of Homopterous Insects 2 : 373 [Listed] 
1851 Issus albiger Walker, List of Homopterous Insects 2: 373 [Listed] 
1859 Issus biforis Dohrn, Catalogus Hemipterorum 1859: 64 [Listed]^ 
1859 Issus alliger [sic] Dohrn, Catalogus Hemipterorum 1859: 64 
[Listed]^ 
1906 Thionia biforis Melichar, Abh. Zool. Bot. Ges. Wien 3: 275 
[Described, catalogued]^-^ Equals Issus biforis Germ. Equals 
Issus albiger Germ. :269 [Key]^ :321 [Listed]^ Equals [Thionia] 
albiger Germ. 
1923 Issus albiger Sherborn, Index Animalium 2 : 176 [Catalogued] 
1924 Issus biforis Sherborn, Index Animalium 4: 744 [Catalogued] 
Localities: ^ Brazil. 2 Locality Unknown. ^ Bahia. South America. 
boliviensis Schmidt 
1910 Thionia boliviensis Schmidt, Stett. Ent. Zeit. 71: 205 [n. sp.]’ 
Localities: ^ Bolivia. 
