472 
General Catalogue of the Homoptera 
[Aphrophora] parallela Walley 1928a: 185 [Key] :186; PI. 16, Fig. 
6 [Notes, catalogued, illustrated] 2 ’ 3, 4 , 5, 7 , 9 , 12 , u , 15,16, is, 19 , 20 , 28 , 
29 - 30 Equals Cercopis parallela Say Equals Ptyelus cribratus Walk. 
:186, 188, 189 [Comparative notes] 
Aphrophora parallela Headlee 1929a: 126 [Economics] 16 
Cercopis parallela Sherborn 1929b: 4751 [Catalogued] 
Aphrophora parallela Doering 1930a: 59 [Key] :62 [Food plants, dis¬ 
tribution] 11 ’ 22 ’ 32 :61 Equals Ptyelus cribatus [sic] Walk. 
Aphrophora parallela Doering 1930b: 101 [Morphology of genitalia] 
:103; PI. I; 104; PI. II; 105; PI. Ill [Illustrated] 
Aphrophora parallela Felt and Bromley 1930a: 21 [Economics] 6 
A[phrophora] parallela Johnson 1930a: 32 [Listed] 4 ’ 33 
Aphrophora parallela Weber 1930a: 7; Fig. 4a [Illustrated] 
Aphrophora parallela Felt and Bromley 1931a: 161 [Economics] 6 
Aphrophora parallela Knull 1932a: 1196; PI. 38, Fig. 6; PI. 39, Figs. 
1-2 [Economics, illustrated] 9 
Aphrophora parallela Britton 1933a: 146 [Economics] 25 
Aphrophora parallela Ball 1934c: 176 [Key] :177; PI. I, Fig. 4 [Ecology, 
illustrated] 7 ’ 12 ’ 15 ’ 19 ’ 28 ’ 29 - 30 
Aphrophora parallela Easterling 1934a: 131 [Listed] 28 :132 [Ecology] 28 
Aphrophora parallela Prebble 1934a: 25 [Predators] 7 
Aphrophora parallela Doane, Van Dyke, Chamberlin, and Burke 
1936a: 384 [Economics] 22 
Aphrophora parallela Britton 1937a: 298 [Economics] 25 
Aphrophora parallela Felt and Bromley 1937a: 72 [Economics] 6 
Aphrophora parallela McDaniel 1937a: 22 [Economics] 20 
Aphrophora parallela Misra 1937a: 258, 263 [Chromosome number] 
Aphrophora parallela Brimley 1938a: 87 [Listed] 34 
Aphrophora parallela MacAndrews 1938a: 35 [Economics] 5 :35-37 
[Economics] 5 ’ 9 - 10 
Aphrophora parallela Brown 1939a: 111 [Economics] 12 
Aphrophora parrallela [sic] McIntyre 1939a: 880 [Economics] 5 
Aphrophora parallela Schmidt 1940a: 219 (59) [Listed] 
Aphrophora parallela Sperry 1940a: 24 [Listed] 
Aphrophora parallela Brown 1941a: 15 [Food plants] 11, 13 ■ 35 :24; 
PI. II, Fig. t [Key, illustrated] 
[Aphrophora] parallela Doering 1941b: 105, 108 [Key] 36 
Aphrophora parallela Doering 1941c: 109; PI. I, Fig. 14; PI. II, Fig. 
6 [Described, illustrated] 4 - 5 - 7 - 9 - 12 - 14 - 15 - ]6 - 18 - 19 ’ 20 ' 25,26 ’ 28 ’ 29 - 30 
Equals Cercopis parallela Say Equals Ptyelus cribatus [sic] Walk. 
:113, 120, 126, 127 [Comparative notes] 
Aphrophora parallela Speers 1941a: 7; Figs. 1-23 [Economics, illus- 
