INDEX OF TEXT 



395 



Sympetrini defined 270; genera of 



table opp. 282 

 Sympetrum 153, 227, 250, 253, 288, 



296,338,339,345; S.danae 346; S. 



flaveolum 253, 331, 346; S. fonsco- 



lombei 297, 345; S. meridionale 350; 



S. sanguineum 346 ; S. striolatum 345, 



352; var. nigrescens 345; S. vulga- 



tum 345 



Sympycna fusca 333 

 Syncytium, of rectal gills 115, 188, 190 

 8ynU,tes 15, 37, 66, 105, 151, 153, 177. 



222, 226, 259, 277, 283, 293; S. albi- 



cauda 37: S. ueyersi 221, 283, 329 

 S YNLESTINAE defined 277; genera 



of 283 



Synonyms, list of 381 

 Synthemini defined 266; genera of 



table opp. 282 

 Synthemis 110,292,334; S.claiiculata 



224; S. macrostigma 224, 329; S. 



primigenia 223 

 Synthorax 22, 85 



T-mark 252 



Tachovteryx 282 



Tactile hairs 152, 153, 156 



Tapetum, see Iris 



fTarsophlebia 27, 311 



^TARSOPHLEBIINAE 61, 308 



Tarsus 27, 87 



Tasmania, fauna of 294 



Taste organs 154, 156 



Teinobasini defined 280; genera of 



284-5 



Telagrion 296 

 Telebasis 296 

 Telephlebia 54, 56, 250, 312, 334; T. 



godeffroyi 327 

 Temple 12 

 Tendons 205 

 Teneral forms 98 

 Tentorium 14, 202, 240 

 Terebra 222, 226 

 Tergites 29, 87 

 Tergum 22, 23 

 Termitidae 1 



Tertiary record 288, 314 

 Testes 212 

 Tetracanthagyna 324 ; T. plagiata 325 ; 



T. vittata 325 

 Tetragoneuria 227 

 Tetragrammidae 330 

 Tetrathemini defined 269 ; genera of 



table opp. 282 



Tetrathemis 59 (note), 297, 299 

 Thaumatoneura 116, 277, 278, 316 

 Tholymis 255 

 Thompson, on external genitalia of male 



219 



Thorax 20; of larva 74, 85 



Thore 61 



THORINAE defined 275; genera of 



284 



Tibia 27, 28 

 Torulus 15 

 Trachea 166; axial 181; cerebral 125; 



genital 212; psdal 171 

 Tracheal gills 167; studies and pre- 

 parations 362 

 Tracheal system, of imago 168; of 



larva 173 

 Tracheal trunks, alar 171, 175; dorsal 



169; ventral 172; visceral 172 

 Tramea 59, 62, 253, 333 

 Trameini defined 273; genera of 



table opp. 282 

 Transverse veins 65 

 Triangle 43, 59 ; internal 62 ; occipital 12 

 Trias fossils 307 

 Trias Jura fossils 309 

 fTrichocnemis aliena 316 

 Trichoptera 327 

 Trident-spines 87 

 Tnlobation 88 

 Trilobites 141 

 Triquetral gills 75,191,192; histology 



of 197 

 Trithemini defined 272; genera of 



table opp. 282 

 Trithemis 272, 296 

 Tritocerebrum 120, 127 

 Trochanter 27 

 Trochantine 27 

 Tschuproff, on embryology 230, 235, 



236 



Tubercle, vertical 13 

 Tubercles, lamellar 185 

 \Tupus 50; T. permianus 306 

 Tympanula 153, 155 

 \Typus, see Tupus 



Undulate gills 75, 180, 186 

 Uracis 225, 265, 270, 286 

 Uric acid 118; cells 118 

 Uropetala 282, 293, 294 

 Urothemis 298 

 Ust Balei fossils 310 



Vallisneria 359 



Valves, of heart 159; of ovipositor 



222; rectal 70 

 Valvula vulvas 225, 260, 265 

 Valvules of male 215 

 Vas deferens 214 

 Veins, of wing 38, 40 

 Ventral plate 232; vessel or sinus 162 

 Ventriculus 1 00 

 Vertex 12, 138 

 Vesicle, of penis 217; vertical 13 



