370 
General Catalogue of the Homoptera 
[Philaenus] xanthocephalus Hofmanner 1924a: 47 To [Philaenus 
leucophthalmus] maculatus Zett. 
Philaenus leucophthalmus xanthocephalus Zangheri 1930a: 50 [Listed] 3 
Cercopis xanthocephala Sherborn 1932a: 7013 [Catalogued] 
[Philaenus spumarius] xanthocephala Haupt 1935a: 158; Fig. 290, 
No. 6 [Illustrated] 
[Philaenus] xanthocephalus Rapp 1935a: 42 To Philaenus leuco¬ 
phthalmus Linne 
[Philaenus spumarius] xanthocephala Nast 1936d: 485 (3) [Listed] 4 
[Ptyelus graminis] xanthocephala Regnier 1936a: 95 (5) [Key] Equals 
[Ptyelus graminis] maculata Flor 
[Philaenus spumarius] xanthocephala Nast 1938d: 226 (2) [Listed] 4 
Philaenus leucothalmus [sic] xanthocephalus Manns 1939a: 34 [Listed] 5 
[Philaenus spumarius] xanthocephala Dlabola 1941b: 24; Fig. 8 [Il¬ 
lustrated] 
[Philaenus spumarius] xanthocephalus Blote 1943a: 70 [Described] 6 
Ph[ilaenus] s[pumarius] xanthocephalus Reclaire 1944a: 223 [Listed] 7 
[Philaenus spumarius] xanthocephala Ossiannilsson 1946c: 73 [Key] 
Phylaenus [sic] leucophthalmus xanthocephala Servadei 1948a: 243 
[Listed] 3 
[Cercopis spumaria] xanthocephala Esaki 1950a: 277 [Described] 8 
Philaenus leucophthalmus xanthocephalus Servadei 1952a: 473 [Listed] 9 
[Philaenus] spumarius xanthocephalus Dlabola 1954a: 66 [Ecol¬ 
ogy] 1 ’ 10 • n 
Philaenus spumarius xanthocephala Servadei 1955a: 232, 241 [Listed] 3 
Localities: 1 Bohemia. 2 Germany. 3 Italy. 4 Poland. 5 Delaware. 6 Netherlands. 
7 Holland. 8 Japan. 9 Sardinia. 10 Moravia. 11 Slovakia. 
leucophthalmus var. zetterstedti Metcalf. See Philaenus leucophthalmus var. albomacu- 
latus von Schrank. 
leucophthalnus. Typographical error for Philaenus leucophthalmus Linn£. 
leucopthalmus. Typographical error for Philaenus leucophthalmus Linne. 
leucothalmus. Typographical error for Philaenus leucophthalmus Linne. 
leukocephalus . Typographical error for Philaenus spumarius var. leucocephalus 
Linn6. See Philaenus leucophthalmus var. leucocephalus Linne. 
leukophthalmus. Typographical error for Philaenus spumarius var. leucophthalmus # 
Linne. See Philaenus leucophthalmus Linne. 
limbatus Fieber (var.) [nom. nud.]. See Philaenus leucophthalmus var. limbatus 
Fieber [nom. nud.]. 
limpidus Wagner (var.). See Neophilaenus limpidus Wagner. Di 
linearis. Typographical error for Philaenus lineatus Linn6. See Neophilaenus lineatus 
Linn6. 
lineatus Linn6. See Neophilaenus lineatus Linne. 
lineatus var._Provancher. See Neophilaenus lineatus var._Provancher. 
