CICADELLINAE: PART 2. NEW WORLD CICADELLINI 325 
DIEDROCEPHALA GENERIC GROUP 
90. 
51. 
52. 
53. 
55. lragua 54. 
36. 
63. Ramosulus 
Diedrocephala 
Pachitea 
Tipuana 
Ladoffa 57. 
Soosiulus 
58. 
Microgoniella 
59. 
60. 
61. 
SPECIES OF DIEDROCEPHALA 
eluina (Butler), 1874e:673 (Tettigonia). ‘“Amazonas.”’ 
erupa, n. sp. Peru. 
euthemis, n. sp. Bolivia. 
pulcherrma (Blanchard), 1840a:192 (Tettigonia). 
typhlocyboides (Signoret), 1854d:725 (Tettigonia). 
vaniegata (Fabricius), 1775a:684 (Cicada). S. Mexico, Honduras, El Salvador, Costa Rica, 
Panama, Colombia, Venezuela, Br., D., and Fr. Guiana; E., S., SE., and W. 
Brazil; Paraguay, Argentina, Peru, Bolivia. 
virginea (Fabricius), 1803a:66 (Cicada). 
62. Medlerola 
Platygonia 
Palingonalia 
Pamplonoidea 
Pamplona 
Aurogonalia 
KEY TO SPECIES OF DIEDROCEPHALA 
(eluina (Butler), pulcherrma (Blanchard), and typhlocyboides (Signoret) 
not included) 
1. Length of female 9.5 mm; crown without a median fovea 
euthemis, n. sp. 
Length of female less than 9.0 mm; crown with a median fovea ......... 2 
2. Dorsum with a median pale stripe extending from posterior pronotal 
margin to claval apex .. 
2 2. o 6 on sEARRROL © 2. phe (e. 8Le eel 6) 6 is els @ 
erupa, N. Sp., page 327 
Dorsum with median pale stripe, if present, not extending posteriorly 
BAY AEA DOK oso cs eo 
sis 6 dageme 6) @ ele 
variegata (Fabricius) (figs. 262, 263) 
Diedrocephala euthemis, NEW SPECIES 
FIGURE 265 
Length of male 9.5 mm. Head with median length of crown slightly more 
than eight-tenths interocular width and slightly less than one-half transocular 
width, disk of crown without a median fovea, antennal ledges in lateral view 
each with anterior margin rectilinear and vertical. Pronotum without sculptur- 
ing. Other external structural characters as in generic description. Male geni- 
talia much as in present illustration of specimen of D. variegata (Fabricius) 
