312 
General Catalogue of the Homoptera 
[Philaenus spumarius] praeustus Oshanin 1906a: 36 [Catalogued] 
Equals Cercopis praeusta Fabr. 
[Philaenus spumarius] apicalis Oshanin 1906a: 35 [Catalogued] Equals 
Aphrophora apicalis Germ. 
[Philaenus spumarius] apicalis Bierman 1907d: 114 [Listed] 18 
Ptyelus spumarius apicalis Horvath 1907b: 506 [Listed] 19 
[Philaenus spumarius] praeustus Oshanin 1907b: 222 (10) [Listed] 20 
[Philaenus spumarius] apicalis Saunders and Edwards 1908a: 11 
[Listed] 3 
[Philaenus spumarius] praeustus Saunders and Edwards 1908a: 11 
[Listed] 3 
Philaenus spumarius apicalis Cobelli 1909a: 8 [Listed] 10 
[Philaenus spumarius] apicalis Puhlmann 1909a: 46 [Listed] 21 
[Ptyelus spumarius] apicalis Lambertie 1910a: 86 [Listed] 17 
[Philaenus spumarius] praeusta Haupt 1912a: 180 [Key] :183 [Notes] 
[Philaenus spumarius] praeustus Haupt 1912b: 449 (4) [Listed] 22 
[Philaenus spumarius] apicalis Haupt 1912b: 449 (4) [Listed] 22 
[Ptyelus spumarius] praeustus Lallemand 1912a: 36 [Catalogued] 
Equals Cercopis praeustus Fabr. Equals Ptyelus praeustus Fabr. 
Equals Philaenus praeustus Fabr. 
[Ptyelus spumarius] apicalis Lallemand 1912a: 36 [Catalogued] Equals 
Aphrophora apicalis Germ. Equals Philaenus apicalis Germ. 
[Philaenus leucophthalmus] praeustus Oshanin 1912a: 98 Equals 
[Philaenus leucophthalmus] apicalis Germ. 
[Ptyelus spumarius] apicalis Sabransky 1912a: 317 [Listed] 15 
[Philaenus spumarius] apicalis von Dalla Torre 1913a: 150 [Listed] 23 
[Philaenus spumarius] praeustus von Dalla Torre 1913a: 150 [Listed] 23 
[Philaenus spumarius] apicalis Melichar 1913e: 6 [Listed] 24 
[Philaenus leucophthalmus] apicalis Melichar 1914a: 128 (2) [Listed] 25 
[Philaenus spumarius] praeustus Jensen-Haarup 1915b: 82 [Key] 
[Philaenus graminis] praeusta Haupt 1917b: 178 [Key] :183; PI. II, 
Fig. 13 [Described, catalogued, illustrated] Equals Cercopis praeusta 
Equals Issus praeustus Fabr. Equals Cerc[opis] sp[umaria] pr[aeusta] 
Fall. Equals Aphr[ophora] apicalis Germ. Equals Pt[yelus] 
sp[umarius] pr[aeustus] Flor Equals Ph[ilaenus] sp[umarius] 
pr[aeustus Sahib. Equals Ph[ilaenus] sp[umarius] apicalis Mel. :184 
Equals [Philaenus graminis quadrimaculata] Edw. (nec von Schrank) 
[in part.] Equals [Philaenus graminis lateralis] Edw. (nec Linne) 
[in part.] 
[Philaenus graminis] praeusta Haupt 1919a: 171 [Key] 
[Philaenus spumarius] praeustus Jensen-Haarup 1920a: 79 [Key] 
