Cercopoidea—Aphrophoridae 
415 
[. Philaenus ] lineatus Stearns 1918a: 3 [Comparative note] 
Philaenus lineatus Britten 1919a: 17 [Listed] 20 
Phil[aenus\ lineatus Haupt 1919a: 166; Fig. 9 [Key, illustrated] 1 - 40 - 114 
Philaenus lineatus Lochhead 1919a: 153 [Economics] 
[. Philaenus] lineatus Lyle 1919a: 7 [Ecology] 20 
[Philaenus] lineatus Britton 1920a: 55 [Listed] 115 
[Philaenus] lineatus Jensen-Haarup 1920a: 77 [Key] :79; Fig. 43 
[Described, illustrated] 1 - 4 - 40 - 114 - 116 ■ 117 :80 [Listed] 
P[hilaenus] lineatus Moore 1920a: 23 [Listed] 34 - 38 61 :24 [Food plants, 
life history notes] 
P[hilaenus] lineatus Tullgren and Wahlgren 1920a: 142 [Notesi 2 
Ptyelus lineatus Buchner 1921a: 273, 274, 287, 289, 290 [Symbionts] 
:274 Equals Philaenus [lineatus Linne] 
Philaenus lineatus Fernald 1921a: 191 [Economics] 45 
Philaenus lineatus Garman 1921a: 327; Pis. XVIII-XIX; Text figs. 
18-19 [Economics, life history, ecology, illustrated] 115 
Philaenus lineatus Williams 1921a: 49 [Food plants] 59 
Philaenus lineatus Barber and Ellis 1922a: 3; Fig. lb [Eggs, described, 
illustrated] 35 
Ptyelus lineatus Buchner 1922a: 39, 43 [Symbiosis] 
Philaenus lineatus Doering 1922a: 518 [Life history notes] 
Philaenus lineatus Fahringer 1922a: 300 [Ecology] 1 . 18 
Phil[aenus] lineatus Haupt 1922a: 23; Figs. 1, 2, 3, 5, 7, 18 [Key, 
illustrated] 1 - 40 - 114 
Philaenus lineatus MacGillavry 1922a: 69 [Listed] 17 
P[hilaenus] lineatus Osborn 1922c: 26 [Comparative note] :27 
[Ecology] 59 
Philaenus lineatus Osborn and Drake 1922a: 21 [Ecology] 59 
Philaenus lineatus Patch 1922a: 373 [Economics] 36 
Philaenus lineatus Stichel 1922a: 131 [Listed] 5 
Philaenus lineatus Wellhouse 1922a: 1061 [Notes, food plants] 59 
Philaenus lineatus Boring 1923a: 91 [Cytology] 
Philaenus lineatus Brittain 1923a: 57 [External morphology] 
Philaenus lineatus DeLong 1923b: 368 [Ecology] 119 
Philaenus lineatus Hervey 1923a: 153; Pis. XIV, XXV [Morphology of 
abdomen and genitalia, illustrated] 
P[hilaenus] lineatus Lindberg 1923a: 38 [Notes, key to varieties] 
:39, 42 [Comparative notes] 
P[hilaenus] lineatus Prohaska 1923a: 79 [Notes] 120 
[Philaenus] lineatus Stearns 1923a: 225 [Key] :227; PI. IV, Fig. 29; 
Text fig. 20 (56-60) [Described, illustrated] 1 * 34 • 47 - 69 ■ 61 • 86 ■ 116 
