INDEX 



Every reference is to the page : words in italics are names of genera or species ; figures 

 in italics indicate that the reference relates to systematic position ; figures in thick 

 type refer to an illustration ; f. = and in following page or pages. 



ABDOMEN, 109 ; of Hymenoptera, 492 f. 



Abdominal appendages, 188, 189, 190 



Acantherpestes, 74, 76 



Accessory glands, 392, 404 



Acheta, 330, 338 



Achorutes murorum, 194 



Acini, 126 



Acoustic orifice, 317 



Acridiidae, 201, 279-310, 309 



Acridiides, 310 



Acridium peregrinum, 298 ; growth, 156 ; 

 at sea, 297 see also Schistocerca 



Acrophyllides, 218 



Aculeata, 520 



Aculeates and Proctotrypids, 535, 564 



Adler, on alternation of generations, 530 ; 

 on galls, 526 f. ; on useless males, 498 



Aesckna cyanea, 412 ; A.grandis, labium, 

 411 ; nymph, 420, 421 



Aeschninae, 416, Jf.26 



Agaonides, 547 



Agathemera, 274, 276 



Agrioii nymph, 426 



Agrion pulchdlum, 412 



Agrioniuae, 412, 426 



Agriotypides, 557 



Agriotypus armatus, 557 



Air sacs, 128, 282, 283, 294, 495 



Alaptus excisus, 537 ; A.fusculus, 538 



Alar organs, of earwigs, 206 ; of Blattidae, 

 225 ; of Mantidae, 245 ; of Phasmidae, 

 269 ; of Acridiidae, 281 ; development 

 of, in earwigs, 212 ; in Mantidae, 248 

 see also Tegmina, Wings, Elytra 



Alary muscles, 134 



Albarda on Raphidiides, 44$ 



Alder flies. 444 



Aleuropteryx, 471 



Alimentary canal, 123-127, 403, 446 ; of 

 may - flies, 438 f. ; of Panorpa, 450 ; 

 closed, 457, 466, 496, 544 



Alitrunk, 489 f., 490, 492 



Alloea, 561 



Alternation of generations, 497, 530 



Amber, Myriapods in, 74, 76, 77 ; Insects, 



179 ; Aptera, 196 ; Blattidae, 239 ; 



Mantidae, 258 ; Phasmidae, 276 ; Pso- 



cidae, 397 ; Perlidae, 407 ; Phryganeidae, 



485 ; Tenthredinidae, 518 ; Cynipidae, 



533 



Ambua, 40 

 Ameles, 245 

 Ametabola, 158. 174 

 Aninion, 148, 545 

 Anmios, 291 



Amorphoscelides, 251, 259 

 Amorphoscelis annulicornis, 251 

 Amphibiotica, 342 

 A mphientomum paradoxum, 397 

 A mpulex, abdomen, 492 

 Ampulla, 290 

 Amylispes, 76 

 Anabolia furcata, mouth -parts, 475 ; A. 



nervosa, larva, 476 

 A nakrus purpurascens, 321 

 Anaplecta azteca, folded wing, 227 

 Anaplectinae, 240 

 Anatomy see External Structure and 



Internal Anatomy 

 Anax formosus, 410, 414 

 Anderson, Dr. J., on Gongylus, 254 

 Anechura scabriuscula, 208 

 Anisolabis maritima, 205 ; A. moesta, 205 ; 



A. tasrnanica, 216 

 A nisomorpha pardalina, 274 

 Anisomorphides, 278 

 Auisopterides, 412,. 414, 4%6 5 nymphs, 



421 



Anomalon, metamorphosis, 552 

 Anomalopteryx, 484 

 Anostostoma australasiae, 326 

 Anoura, 190 



