574 
Indiana University Studies 
consocians, 357 
conspicua, 39, 222, 229 
cornifex, 175 
corrugis, 448 
crassior, 335 
cressoni, 448 
cruenta, 360 
crustalis, 117 
Cynipini, 63 
Cynips, generic diagnosis, 83-86 
Cynips, subgenus, 39, 40, 68, 87-96, 
96-179, 505-517 
Cytology, insect, 408 
Czecho-Slovakia, 107, 118, 125, 129, 
141, 154, 159, 167, 172 
Denmark, 106, 118, 134, 140, 145, 
147, 153, 159, 163, 166 
derivatus, 58-60, 391 
Diplolepis, 61, 79 
discalis, 448 
discularis, 448 
discus, 448 
Disholcaspis, 44 
disticha, 151, 153 , 169 
distigma, 170 
District of Columbia, 264, 299, 388, 
396, 405, 427 
divisa, 148, 151 
douglasii, 39, 186 
Drosophila, 34, 55 
Dryophanta, 61, 88-89 
dubiosa, 448 
dugesi, 30, 52, 278, 281 
dumosae, 199 
eburneus, 449 
echini, 4-12 
echinoides, 412 
echinus, 30, 39, 47, 182, 191 
Eggs, 509, 565 
emoryi, 449 
England, 106, 118, 140, 145, 153, 
159, 1 66, 171 
Epidermal layer, 41 
erinacei, 19-23, 30, 57-60, 387, 393, 
frontis 
Excluded species, 446 
expositor, 28, 351 
Finland, 141, 147, 163 
fiavipes, 449 
Florida, 262, 299, 324, 330, 331, 
337, 388, 412 
flosculi, 97, 100, 117, 122-133, 128 
folii, 96, 102, 122 
forsiusi, 147 
France, 106, 118, 125, 129, 140, 
145, 153, 159, 163, 166, 171, 177 
fulvicollis, 31, 45, 59-60, 62, 243, 
248, 262-272, 39U 
fuscata, 362 
fuscus, 449 
gallae-cerasiformis, 102 
Gall structures, 40-43, 94, 254, 376, 
511, 513, 527, 559 
gemmula, 47, 59-60, 359, 364, 367 
Geographic isolation, 49-54 
Georgia, 301, 324, 326, 328, 336, 337, 
361, 382, 388, 391, 410 
Germany, 106, 118, 140, 145, 153, 
159, 166, 171 
gigas, 259 
gillettei, 263, 266, 268 
giraudi, 128, 133 
glabra, 449 
guadaloupensis, 29, 47, 205, 208, 
449 
hakonensis, 449 
heldae, 39, 230 
hildebrandae, 217 
hirta, 413, 426 
Holland, 106, 118, 145, 153 
Host relations, 37-40, 47-48, 50-51, 
63-65. Also see Quercus, spp. 
Hungary, 108, 125, 129, 141, 154, 
167, 172, 177 
Hybridization, 55, 163, 268, 398, 
557 
Hypopygial spine, 509, 525, 533, 
541, 549, 569, 571 
ignota, 449 
ilicicola, 133 
ilicis, 127, 133 
Illinois, 256, 258, 265, 274, 299, 305, 
320, 356, 361, 362, 378, 382, 391, 
396, 405, 421, 422, 424 
