INDEX 



Every reference is to the page : words iu 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, 80 



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, 278 



Aculeata, 620 



Aculeates and Proctotrypids, 535, 564 



Adler, on alternation of generations, 530 ; 

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



Aeschna cyanea, 412 ; A . grandis, labium, 

 411 ; nymph, 420, 421 



Aeschninae, 416,4^6 



Agaonides, 547 



Agat/iemera, 274, 276 



Agrion nymph, 426 



Agrion pulchellum, 412 



Agrioninae, 412, 426 



Agriotypides, 557 



Agriotypus armatus, 667 



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



Alaptus excisus, 637 ; 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, ^71 



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

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

 closed, 457, 466, 496, 544 



Aiitrunk, 489 f., 490, 492 



Alloea, 561 



Alternation of generations, 497, 530 



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



179 ; Aptera, 196 ; Blattidae, 239 ; 



Mantidae, 258 ; Phasmidae, 276 ; Pso- 



cidae, 397 ; Perlidae, 407 ; Phryganeidae, 



485; Tenthredinidae, 518; Cvnipidae, 



533 

 Ambua, 40 

 Ameles, 245 

 Ametabola, 158, 174 

 Amnion, 148, 545 

 Amnios, 291 



Amorphoscelides, 251, 259 

 Amorphoscelis anntdicornis, 251 

 Amphibiotica, 342 

 A mphientovium paradoxum , 397 

 Ampulex, abdomen, 492 

 Ampulla, 290 

 Amylispes, 76, 80 

 Anabolia furcata, mouth -parts. 475 ; A. 



nervosa, larva, 476 

 Anabrus purpurascens, 321 

 Anaplecta axteca, folded wiug, 227 

 Anaplectinae, 240 

 Anatomy see External Structure and 



Intei-nal Anatomy 

 Anax formosus, 410, 414 

 Anderson, Dr. J., on Gongyhis, 254 

 Aiiechwa scabriuscula, 208 

 Anisolabis maritima, 206 ; A. moesta, 206; 



A. tasynanica, 216 

 Anisomorpha pardaUna, 274 

 Anisomorphides, 278 

 Anisopterides, 412, 414^ 4^6 ; nymphs, 



421 

 Anomcdon, metamorphosis, 662 

 Anomalopteryx, 484 

 Anostostoma australasiac, 326 

 Anoura, 190 



