36 HOMOPTKKA 



pi. 9, fig. 4 (1S941 [Philaenus); Melichar, Cicad. Mitt. Kur. p. 122 



(i8g6) (PhiLitiimW Ball. Rep. Iowa .-Veal. Sc. Vol. 6, \k ■i2i (1898) 



{Philiuims); Melichar. Membr. Cere. p. 3i (1903) (Phil am us), 

 maculiilus, Zetterstedt. Ins. Lapp. p. 286 11840) iCncopis}. 

 var. Uucophtalmiis. Linn^^us, Faun. Siiec, led. 21, \t. 241,11" 8.S.3 (18761 iCicida); 



Lin^a^us, Syst. Nat. (ed. 12), Vol. i. Tart. 2. p. 709(26) (1767) [Cicnda) ; 



Fabricius, Ent. Syst. Vol. 4. p. 52 (1794) (Cei-copis); Fabricius, Syst. 



Rhyng. p. gS (i8o3) (Cticopis); Germar, Ma^'. Kiit. Vol. 4, )>. 52(iS2i) 



{Aphi-ophora) ; Flor, Rhynch, Livl. Vol. 2, p. 128 (1861) [Ptydui) ; Salil- 



berg, Faun. Fenn. Vol. 12, p. 90 (1871) (P/nlaeinis\; Edwards, 'I rans. 



Ent. Soc. Lond- )>. 99(1888) iPliilaeutisr, Edwards. Hem. Horn. Brit. 



Isl. p. 80 (1894) (Pliilaenus) ; Melichar, Cicad. Mitt Enr. p. I23 (1893) 



(Philnenus); Ball, Rep. Iowa Acad. Sc. Vol.6. ]>. 225 1 iSgg) (Phihieiius) ; 



Melichar, Membr. Cere. p. 3i (i9o3) (Pliilaenus); Renter. .Act. Soc. 



Scient. Fenn. Vol. 36, p. 70 figoS) (Pliilaenus). 

 albiceps. Provancher. Le Natur. Canad. Vol. 4, p. 35i 11872) ; Provaiicher. 



Petite Faune Ent. Canada, p. 258 (iS8gi iPhilaciius). 

 var. bigultahis. Fabricius, Ent. Syst. Vol. 4, p. 55 1 1794,1 tCiic-ipis); Fabricius, 



Syst. Rhyng. p. 97 { i8o3) (Cercopis) ; Sahlberg, Faun. Fenn. Vol. 12, 



p. go (1871) ^Pliilaenus) ; Edwards, Trans. Ent. Soc. Lond, p. gg 1 18881 



(Philaeitus); Edwards, Hem. Horn. Brit. Isl. ji. So (1894I (Pliilaenus); 



Melichar. CicaJ. Mitt. Eur. p. I23 11894) iPI'Haeiius) ; Melichar. 



Membr. Cere. p. 3i (igo3) (Pliilaenus). 

 var. gibhus, Fabricius, Syst. Ent. p. 689 (7) (1775) (C«To/i/i) ; Fabricius. Ent 



Syst. Vol. 4. p. 54 (34) (i7g4) (Cercopis); Fabricius. Syst. Rhyng. 



p. 97 (52) (iSo3} {Cercopis}-, Flor, Rhynch. Livl. Vol. 2, p. 128 (1861) 



(Ptyelus); Sahlberg, Faun. Fenn. Vol. 12, p. 90 (1871) {Pliilaenus); 



Edwards, Trans. Ent. Soc. Lond. p. gg (1888) [Pliilaenus); Edwards. 



Hem. Horn. Brit. Isl. \i. So (1894) {Pliilaenus); Melichar, Cicad. Mitt. 



Eur. p. 123 (1S96) {Pliilaenus) : .Melicliar, Membr. Cere. ]>. 3i (igo3) 



(Pliilaenus). 

 var: lateralis. Linnaeus, Faun. Suec. (ed. 21. p. 241 (886) (1761) (Cicada); 



Linnaeus, Sys. Nat. (ed. 12), Vol. i, Part. 2, p. 7og (2g) (1767) (Cicada); 



Fabricius, Ent. Syst. Vol. 4, p.35(34)(i7g4) (Cercopis); Fabricius, Syst. 



Rhyng. p. 96 (46) (i8o3) yCercopis); Flor, Rhynch. Livl. Vol. 2, p. 128 

 1S61) (Ptyelus); Sahlberg, Not. Fenn. Vol. 12, p. 90 1 1871) (PAj7<7^««j); 



Edwards, Trans. Ent. Soc. Lond. p. 99(1888) (Pliilaenus) ; Edwards, 



ilem. Horn. Brit. Isl. p. 80 (1894) {Pliilaenus); Melichar, Cicad. Mitt. 



Eur. p. 123 (i8g61 (Pliilaenus); Ball, Hep. Iowa .Acad. Sc. Vol. 6, 



p. 225 (i8g8) {Pliilaenus); Melichar, Membr, Cercop. p. 3i (igo3) 



(Pliilaenus). 

 var apicalis. Clermar. Mag. Ent. Vol. 4. p . 53 (1821 ) i.-l/'/;/y^Ao>-(0 ; Melichar, 



Cicad. Mitt Eur. p, I23 (i8g6) (Pliilrienif- 1\ Melichar, Membr. Cere. 



p. 32 (igo3) (Pliilaenus). 

 var. leucoceplialus, Linnaeus, Faun. Suee, (ed. 2), p. 241 (SS5) (1761 (Cicada); 



Linnaeus, Syst. Nat. (ed. 12), Vol. i, Part. 2. p. 7og (281(1767) (C/rai/i;) : 



Fabricius. Ent. Syst. Vol. 4, p. 52 (22) 1 1794) (Cf«<j/!/i| ; Fabricius, Syst. 



Rhyng. p. 95 (39) (i8o3) (Cercopis) ; Flor, Rhynch. Livl. Vol. 2, p. 128 



(1861) (Ptyelus) ; Sahlberg, Not. Fenn. Vol. 12, p. 90 (1871) (Pliilaenus); 



Edwards, Trans. Ent. Soc. Lond. p. gg (1888) (Pliilaenus); Edwards, 



Hem. Horn. Brit. Isl, p. 80 (i8g4) (Pliilaenus); Buckton, .\Ion. Brit. 



Cicad. Vol. I, p. 84. pi. 24, fig. 2 (i8go) (Ptyelus); Melichar, Cic. Mitt. 



Eur. p. 123 (i8g6) (Pliilaenus); Ball, Rep. Iowa Acad. Sc. Vol. 6. 



p. 225 (i8g8) (Pliilaenus); Melichar, Membr. Cercop. p. 32 (I903) 



(Pliilaenus). 

 var. praeustus. Fabricius, Ent. Syst. Vol. 4, p. 53(28) (i7g4) (Cercopis); Flor, 



Rhynch. Livl. Vol. 2, p. i2g (1861) iPtyelus); Sahlberg, Not. Fenn. 



Vol. 12, p. gi (1871) (Pliilaenus); Edwards, Trans. Ent. Soc. Lond. 



p. 99 (1888) (Pliilaenus) ; Edwards, Hem. Horn. Brit. Isl. p. 80 (1894) 



(P/H7<7«««i); Melichar, Cicad. Mitt. Eur. p. I23 (i8g6) (Pliilaenus); 



Melichar, Membr. Cercop. p. 32 (1903) (Pliilaenus). 

 var. marginellus. Fabricius, Ent. Syst. Vol. 4. p. 52 (20) (i'/g^)(Cercopis); Fabri- 



