340 



NEW YORK STATE MUSEUM 



Cyanophyceae, S6\ W. 

 Cybister, 34^ 



Cyllene minutissimella, 65^ 

 Cyiiigma, 23^ 



Dahl, cited, 311'. 



Damselflies, 7". 



Barest, cited, 311^ 



debilipennis, Metriocnemus, 300®, 



302^ 

 debilis, Cricotopus, see Cricotopus 



debilis, 

 Deby, cited, 118«, 311^ 

 decedens, ?Tanypus, 138^ 156^ 

 decorus, Cbironomus, see Chirono- 



mus decorus. 

 deflectus, Tanytarsus, see Tanytar- 



sus deflectus. 

 Degeer, cited, 123\ 311^ 

 delineatus, Hydroptila, see Hydrop- 



tila delineatus. 

 Derham, cited, 3111 

 devinetus, Cbironomus, see Cbirono- 

 mus devinctus. 

 diabolica, Vespa, 13^. 

 Diamesa, 88^ 89% 90', 90^ 93\ 172\ 

 172«-78^ 183^ key to species, 

 174\ 



aberrata, 174*, 174% 176% 176% 

 177% 



chorea, 174% 176^-77% 



culicoides, 174% 175% 177^-78^; ex- 

 planation of plate, 329^ 



praecox, explanation of plate, 327% 



waltlii, 88% 88% 174% 174% 174% 

 1744-76% 179% 274% 276^ expla- 

 nation of plates, 321% 326%~327% 

 327^. 

 dictyona, Climacia, 15% 

 Didymorpbleps, 94% 99% 111«-12«; 

 explanation of plate, 329% 



bortorum, 112% 

 difficilis, Ortbocladius, 266% 277% 

 Dilar, 1G% 

 diminuta, Caenis, see Caenis dimi- 



nuta. 

 Diptera, 7% 11, 12% 13''-14^ ; aquatic 



Nematocerous, 76-315. 

 discolor, Ablabesmyia, 138% 149% 



dispar, Cbironomus, 192% 213% 



dissimilis, Tanytarsus, see Tanytar- 

 sus dissimilis. 



diversus, Cbironomus, 190^.. 



dives, Tanytarsus, see Tanytarsus 

 dives. 



Diving beetle, 34% 



Dixidae, 76% 



dizonias, Cbironomus, 256% 



Doloplastus, 91% 171^; explanation 

 of plate, 330% 



dorsalis, Cbironomus, see Cbirono- 

 mus dorsalis. 



Douglass, cited, 282^. 



Dragonflies, 7% 14% 



Drunella, 25% 27% 42% 42% 42«-43% 

 grandis, explanation of plate, 317% 

 317% 



dualis, Oxyetbira, see Oxyetbira 

 dualis. 



Dufour, cited, 311% 



Duisberg, cited, 78% 



dux, Cbironomus, see Cbironomus 

 dux. 



Dyar, H. G., cited, 146% 190*, 228% 

 235% 311% 



dyari, Ablabesmyia, see Ablabesmyia 

 dyari. 



Eaton, cited, 18% 18% 21% 28% 28% 31% 

 31% 37% 38% 41% 42% 43% 47% 50% 

 51% 61% 63% 311% 

 Ecdyurus, 23% 26% 53% 



maculipennis, 18% 35% 38% 52% 54% 

 57^ ; explanation of plates, 316% 

 316' ; figures, 51, 52, 53 ; explana- 

 tion of figures, 331% 331% 331% 

 331% 331«. 

 Egger, cited, 311% 

 Elateridae, 13% 

 elegans, Cbironomus, 299^. 

 elegantula, Rbithrogena, see Rbitb- 



rogena elegantula. 

 Ellenberger, cited, 311% 

 Empids, 79% 

 Enallagma sp., 14% 

 Enteromorpba, 116% 117% 

 Epeorus, 23% 



