CICADELLOIDEA — EUSCELIDAE 1113 



b Sahlberg (var.) [striatus]. See Psammotettix striatus var. b Sahlberg. 

 b Thomson (var.) [collinus]. See Mocuelhis (Mocuellus) collivus Boheman. 



backhauseni Berg 



Deltocephalus backhauseni Berg 1895a: 203; fig. 1 [n. sp., il- 

 lustrated] ^ 

 Deltocephalus backhauseni Berg 1896a: 132 (2) [Listed] ^ 

 Deltocephalus backhauseni Breddin 1897a : 31 [Catalogued] ^ 

 Deltocephalus backhauseni Enderlein 1912a: 118 [Cata- 

 logued] 3 : 156 [Listed] -^ 



Localities: ^ Tierra del Fuego. - Patagonia. ^ Isla de los Estados. 

 badiellus Kirschbaum. See Hardy a {Hardy a) te-ymis Germar. 



balli Van Duzee 



Deltocephalus nigrifrons [nee Forbes] Van Duzee 1894a : 293 



[Listed] !• 2. 3. 4. 6 

 D[eltocephahis'] nigrifrons [nee Forbes] Van Duzee 1894e: 



199 [Listed] ^ 

 Deltocephalus nigrifrons [nee Forbes] Baker 1897e: 116 



[Notes] 

 Deltocephalus nigrifrons [nee Forbes] Osborn and Ball 



1897a: 218 [Described, illustrated] i- 2, 3, 5. e. 7. 8. 9 

 Deltocephalus nigrifons [sic] [nee Forbes] Osborn 1900e : 67 



[Listed] 10 

 Dleltocephalus] nigrifrons [nee Forbes] Osborn 1900f: 11 



[Listed] 10 

 D[eltocephalus'] nigrifrons [nee Forbes] Smith 1900a: 95 



[Listed] 11 

 Deltocephalus nigrifrons [nee Forbes] Wirtner 1904a: 222 



[Food plants] 12 

 Deltocephalus nigrifrons [nee Forbes] Osborn 1905a : 522 



[Food plants] ^ 

 Deltocephalus nigrifi^ons (nee Forbes] Osborn 1905c: 522 



[Food plants] 1 

 [Deltocephalus'] nigrifrons [nee Forbes] Tucker 1907a: 67 



[Listed] 13 

 D[eltocephahis] nigrifrons [nee Forbes] Smith 1910a: 104 



[Listed] 11 

 [Deltocephalus'] nigrifrons [nee Forbes] Crumb 1911a: 235 



[Ecology] 13 

 Deltocephalus nigrifrons [nee Forbes] Osborn 1912a: 77; 



figs. 14a-f [Economics, life history, illustrated] i* ^' i^- 1^- 1^ 

 Deltocephalus nigrifrons [nee Forbes] Gibson and Cogan 



1915a: 74 [Ecology] i"^ 



