AQUATIC INSECTS IN THE ADIRONDACKS 597 



TEXT ILLUSTRATIONS 



FIG. PAGE 



Drainage map of Saranac region 386 



MaxD of Saranac Inn and vicinity = 388 



1 Floating cage 398 



2 Homematle cage - 398 



3 Trap lantern, sectional diagram 399 



4Leuctra tenella, parts of adult 416 



5 " wings. 417 



6 Face of dragon fly nymph (Sympetrum illotum) 429 



7 Transformations of dragon fly (Plathemis lydia) 430 



8 Dragon fly uymi^h characters 433 



9 Dragon fly wings (Gomphus descriptns) 433 



10 Dragon fly head and thorax 434 



11 Gomphus descriptns, genitalia 453 



12 " borealis, w. var., genitalia 453 



13Epiaeschna heros, labium 469 



14 Anax Junius, nymphs - 471 



15 Tachopteryx thoreyi, labium antenna 473 



16Cordulegaster maculatus, nymph labium.. 477 



17 Libellulid nymph labium (Perithemis domitia) 478 



18 " wing venation (L eu c orhini a glacialis) 479 



19 Tetragoneuria eggs ^ 491 



20 *' cynosura, nymph characters. 492 



21 Helocord ulia genitalia 496 



22 '' nym^oh characters 497 



23 Somatochlora elongata, end of abdomen 499 



24 " filosa '' 500 



25 '^ linearis '' 501 



26 " walshii " 501 



27 " tenebrosa " 502 



28 Dorocordulia, end of abdomen 505 



29 N ann othemis bella, nymph 510 



30 Symi)etrum, genitalia 520 



31 Ladona, genitalia 529 



32 Perithemis lydia, nymph 537 



33 Sisyra umbrata, wing 555 



34 Maxillae of Climacia and Sisyra 556 



35Climacia dietyoua, wing 558 



36 Labia of Climacia and Sisyra 559 



37 H a 1 esu s larval characters 567 



38 " pupal '* 568 



39 " larval " 569 



40 '' " " 569 



41 " " *' 570 



42 '' pupal " 570 



