430 



Index 



Spaniodera ambulans, 91 



Specialization by addition, 70 



Specialization by reduction, 67 



Spermophorella, 187 



Sphecius speciosus, 362 



Spreitentheil, 7 



Spuler, Dr. Arnold, 6, 7 



Spurious vein, 358 



Squamae, 55 



Stacheln, 323 



Staudinger and Schatz, 345 



Stenobiella, 187 



Stenodictya, 96 



Stenodictya lobata, 18, 90, 93, 100, 108 



Stenophylax, 39 



Stenopsocus, 260 



Steps in the Specialization of Wings, 118 



StJmiopis, 328, 329 



Stigma, 81, 229, 408 



Stratiomyia, 358 



Stratiomys, 359 



Strepsiptera, 54, 121, 301 



Strickland, H.E., 238 



Stygne Rcemeri, 98, 99, 104, 105, 106, 107 



Subcosta, 65, 39; three types of the, 93 



Subcostal area, 79 



Subcostal fold, 57 



Subnodus, 230 



Subquadrangle of the Zygoptera, 241 



Subtriangle, 239 



Sulc, Karel, 28, 271 



Supertriangle, 237 



Supplements, 234, 235 



Supplemental anal loop, 240 



Symmathetes contrarins, 202 



Sympherobiidas, 178 



Sympherohius amicidus, 179 



Synthemis, 235 



Systellognatha, 244 



Tahanus, 68, 359 



Teaching of the Uniform Terminology, 382 



Tegmina, 54 



Tegula, 54 



Telamonanthe pulchella, 279 



Telmona, 278 



Teratembia genicidata, 265 



Terminology of the cells of the wing, 79 



Termopsis, 135, 143 



Termopsis angiisticollis, 132, 138, 139, 



140, 141 

 Terrestrial Trichoptera, 313 

 Thelia bimaculata, 270, 275, 276, 277, 278 

 Therva, 353 

 Third Anal Vein, 65 

 Thoracic supports of the wings, 55 

 Thryidopteryx ephemerceformis, 62, 330 

 Thysanojjtcra, 121, 267 

 Tillyard, R. J., 43, 47, 48, 49, 83, 157, 175, 



182, 189, 225, 231, 237, 240 

 Tiphia, 364 

 Tipula, 357 



Tomalares clavicornis, 200 

 Tower, W. L., 87, 299, 322 



Trachea, transverse basal, 216 



Tracheae, basal connections of, 25, 27; 

 typical condition, 29; in a cockroach, 

 31; Pleronarcys, 32; Chaidiodes, 32 

 Anthercea, 33; notonectid nymph, 34 

 corisid nymph, 34; Lethocerus, 35 

 Monohamus, 36; Bittacomorpha, 37 

 Rhyacophila, 38; Limnophilidae, 38 

 Stenophylax, 39; Epeorus, 40; Chirolo- 

 netes, 40; Apis, 41; Melanoplus, 42; 

 Anax, 44; Lestes, 44; Blattidas, 124; 

 Saltatorial Orthoptera, 127; Membra- 

 cid£e, 274 



Tracheae, Limitations to the value of, 24 



Trach cation of the Wings, 12, 19, 414; 

 eccentric, 23; increased, 21; simpler 

 type of, 21 ; variations in, 20 



Tracheen, geknauelten, 4 



Tracheoles, distinction between tracheag 

 and, 113; larval tracheoles of the wing, 

 116 



Transverse basal trachea, 17 



Transverse cord, 82, 247 



Tremex, 23, 369 



Triangle of the Anisoptera, 236 



Trichoma, 187 



Trichoptera, 22, 122, 307 



Trigonal fork, 206 



Trigonal planate, 206 



Truss cell, 203 



Tuberosities of the base of the wing, 57 



Ultdodes hyalina, 150, 206 



Vanduzea, 278 



Vanduzea arquata, 278, 279 



Vanessa, 4 



Veins of the anal area, 66 



Veins of a typical hymenopterous wing, 



364 

 Veins Cu2 and the second anal vein, 



coalescence of, 355 

 Veins M3 and Cui, coalescence of, 353 

 Vein M4, loss of, 348 

 Vena media, 65 

 Verson, A., 87 

 Walsh, B.D., 224 

 Weele, Dr. H. W. van der, 155 

 Westwood, J. O., 239, 304 

 Williston, S. W., 359 

 Wing-buds, 114 

 Wing process of the pleurum, 55 

 Wings, different types of, 53 ; fundamental 

 structure of, 53 ; presence or absence of, 

 52 

 Wood-Mason, J., 262 



Xantholobus trilineatus, 279 

 Xenoneura antiqiiorum, 85 

 Xiphiditim, 127 

 Xyelidae, 362 



Zygoptera, 24 



