CICADELLOIDAE — EUSCELIDAE 1523 



Deltocephalus harrimani Beirne 1954cl : 495 To PsammoteU 



tixconfinis'Dahlh. (?) [error] 

 P[sammotettix'} harrimani Beirne 1954d: 495 To Psammo- 



tettixconfinisBsihlh. (?) [error] 

 Localities : ^ Alaska. 



helvolus Kirschbaum. See Psmmnotettix cephalotes var. helvolus Kirschbaum. 

 immaculahis Dubois [nom. nud.]. See Psamtnotettix striatus var, imviacula- 



tus Dubois [nom. nud.]. 

 wuniindus Matsumura. See Psamniotettix striatus var. immundus Matsu- 



mura. 

 kolosvarensis Matsumura. See Psammotettix striatus var. kolosvarensis 



Matsumura. 



lapponicus Ossiannilsson 



Deltocephalus lapponicus Ossiannilsson 1938a : 4 ; figs. 1, 7-8 

 [n. sp., illustrated, ecology] ^ : 3, 4, 5, 6, [Comparative 

 notes] : 1 [Listed] 

 IPsammotettix] ^a2)2>omc2^s Ribaut 1938b : 166 (1) [Listed] 

 Pslammotettix] lapponicus Dlabola 1945b: 55 [Catalogued] 



2,, 3, 4 



[Psammotettixl lapponicus Ossiannilsson 1947b: 190 [Key] 



: 191 ; figs. 463-464 [Described, ecology, illustrated] ^ 

 Psammotettix lapponicus Ossiannilsson 1948a : 18 [Listed] ^ 

 Psammotettix lapponicus Kontkanen 1949b : 93 [Listed] i 

 Psammotettix lapponicus Beirne 1954d: 495; fig. 2 [Notes, 

 illustrated, catalogued] i- ^ Equals Deltocephalus lapponi- 

 cus Oss. 



Localities : ^ Sweden. " Bohemia. ^ Moravia. * Scandinavia. 

 " Northvi^est Territories. 



latipex De Long and Davidson. See Psaymnotettix alienus Dahlbom. 



lividellus Zetterstedt 



Cicada lividella Zetterstedt 1840a : 290 [n. sp.] ^ 



lassus lividellus Walker 1851b: 882 [Catalogued] ^ Equals 



Cicada lividellus Zett. 

 [Jassus} lividellus Dohrn 1859a : 87 [Listed] ^ 

 [Deltocephalus] lividellus Sahlberg 1868b: 192 To Dlelto- 



cephalus] panzeri Flor (?) [error] 

 Jlassus] lividellus Thomson 1869a: 72 [Key, catalogued] 2 

 Equals Cicada lividella Zett. Equals Jassus frigidus Flor 

 [error] Equals Deltocephalus frigidus Boh. [error] 

 Dleltocephalus} lividellus Sahlberg 1871a: 37 [Ecology] : 

 52 [Listed] 2. 3 : 300 [Key] : 324 [Described, cata- 

 logued] 2. 3 Equals Jassus llividellus'] Thorns. Equals 



