No 30. 57 
EVACANTHUS. Lepet, and Serv. 
Orsrrat Evacanruus, *£. orbitalis. Black, shining; orbital mar- 
gins, antenne and legs, tawny white; elytra deep fus- 
cous, nerves and large spot at the apex of the outer 
margin white; face with a tawny white, transverse spot 
or band above. Length, 0.18, to tip of female abdomen 
0-20. On dogwood, the last of July. Rare. No. 756, 
male. 
: GYPONA. Germ. 
YeLtow-stripep Gypona, *G. flavilineata. Pale green, immacu- 
late; thorax with eight pale yellow vitte, the middle 
ones common to the vertex and scutel. Tettigonia 
8-lineata, var. a, of Say. Having never met with speci- 
mens possessing rosaceous stripes and nervures, and this 
insect being larger in size than the 8-lineata, I am in- 
duced to regard it as a distinct species. Length, 0:35 
to 0:45. Common on oaks, maple, walnut, &e. No. 
757, male ; 758, female. 
Rep-morrtep Gyronra, *G. scarlatina. Dull yellowish brown; 
elytra with rosaceous nerves and dots; thorax without 
vittee ; common disk of the elytra sparsely dotted with 
black; length, 0°40. No. 759. female. 
PENTHIMIA. Germ. 
American Prenrurmra, *P. americana. Black; elytra white to- 
wards the apex; two dots on the anterior edge of the 
vertex, and a spot on each outer angle of the thorax 
sanguineous or rufous. Female, with the vertex, thorax, 
seutel and venter, sanguineous. Closely allied to the 
European varieties hemrhoea and sanguinicollis, (Fab.) 
but is a size larger. Length, 0:23. Rare. Takenon the 
sugar maple. No. 760, male; 761, female. 
ACOCEPHALUS. Germ. 
Yettow Acocernatus, */. vitellinus. Yellow ; elytra longer than 
the abdomen, with pellucid spots, and on the margins 
towards the apex a few black dots. Length, 0-26, 
Found on the sugar maple. No. 762, male. 
