488 
Indiana University Studies 
Scutellum anteriorly more nearly smooth, wing veins heavy, 
tip of radius large, abrupt; cubital cell more heavily spotted, 
often fusing, radial cell usually with spots; mature galls gray, 
appearing finely pubescent; outside the Great Valley of Calif.; 
leaves of Q. Douglasii. var. indicta 
Scutellum anteriorly more nearly smooth, wing veins rather 
heavy, tip of radius of moderate size, spots in cubital cell 
rather heavy, often fusing, radial cell usually without spots; 
more Central Calif.; Q. Douglasii. var. multipunctata 
11. Insect poorly distinguished from the next (mirabilis), the fourth 
antennal segment of moderate length, discoidal cell with only very 
faint clouded patches but with several spots; galls small, hard, 
globular or flask-shaped; Q. dumosa, Q. durata, and forms; Calif. 
C. maculosa, 11a 
11a. Light brownish in color, generally slender, tip of radius of 
moderate size, areolet of moderate size; galls nearly spherical; 
Sierran, Q. dumosa. var. maculosa 
Rich, deep rufous in color, generally robust; tip of radius 
large, areolet very large, galls usually elongate, bulboid in 
shape; Lake County and rimming the Great Valley in Calif., 
on Q. dumosa and Q. durata. var. tritior 
Fourth antennal segment quite long, discoidal cell with distinct 
smoky patches but usually without spots; galls large, thin-shelled, 
“oak-apples”; Q. garryana and forms; Calif, to Brit. Col. 
C. mirabilis, lib 
lib. Almost entirely rich rufous, median groove nearly absent, 
foveae very sparingly sculptured, areolet very large; no. Calif.; 
Q. garryana. var. leachii 
Rich rufous and darker to black, median groove long, foveae 
distinctly sculptured, areolet moderately large; Ore. and north- 
ward, Q. garryana. var. mirabilis 
SUBGENUS PHILONIX 
12. Agamic insects long- winged, light brownish rufous; bisexual forms 
unknown; Southwest U.S. C. plumbea 
Agamic insects short-winged, often with much black; bisexual forms 
in small cells in buds; eastern half of U.S. C. fulvicollis, 12a 
12a. With considerable bright rufous, the legs largely rufous. 
12b 
Predominantly dark rufous and piceous to black, the legs rufo- 
brown to black. 12d 
