3SS 



NEW YORK STATE MUSEUM 



Cliironomus lugubris, 193^ 22 1^ 



modestiis, 188^ 189% 194% 227^-29% 

 231* ; explanation of plates, 

 322^, 326% 327% 327% 

 var., 189% 194% 

 var.. a, 190- ; explanation of 



plates, 322% 326% 

 var. b, explanation of plates, 

 322% 326% 327% 



nanus, 302% 



nigricans, 189% 190% 192% 193% 

 219^-21% 223'-*; explanation of 

 plates, 321% 325% 



nigritibia, 198% 246% 



nitidellus, 191% 210% 



niveipennis, 191% 205^-7% 



niveipes, 217% 



nivoriundus, 176^. 



niibeculosus, 190^. 



obscurus, 206% 283% 



oceanicus, 199% 



octopunctatus, 190% 201% 



pallens, 212% 213% 



palliatus, 192% 193% 217''-18% 



pallidus, 195% 230' ; explanation 

 of plate, 326% 



pavidus, 282% 



pedellus, 192% 193% 218% 219% 

 219* ; explanation of plate, 325% 



pedestris, 193% 219% 



pellucidus, 199% 248% 



pilicornis, 206% 



pilipes, 244% 



plumosus, 188% 189% 197% 236^-38% 

 250- ; expl.anation of plates, 323% 

 326% 



polaris, 198% 206% 244^-45% 



prasinus, 188% 198% 244^; expla- 

 nation of plate, 330% 



pulchripennis, 191% 203% 204% 



redeuns, 197% 236% 



ripai-ius, 190*, 192% 211^-12-; ex- 

 planation of plate, 325% 



rudis, 206% 



sealaenus, 190% 201''-2^; explana- 

 tion of plate, 325% 



similis, 197% 197% 236^; explana- 

 tion of plate, 326% 



spilopterns, 190% 202<'-3' ; expla- 

 nation of plate, 325% 



Cliironomus staegeri, 191% 207*-8% 

 245% 246% 

 stigmaterus, 197% 241^-42% 

 taeniapennis, 191% 203% 204% 204* ; 



explanation of plate, 325% 

 taenionotus, 194% 223^-24% 

 tendens, 193% 196*, 222% 230°, 234% 



242% 

 tenellus, 188% 189% 192% 193% 214^- 



16' ; explanation of plate, 321% 

 tentans, 188«, 190*, 198% 243^-44^; 



explanation of plate, 330% 

 triannulatus, 258% 

 trichomerus, 199% 248% 

 trieinctus, 253% 

 tristis, 213% 

 unicolor, 199% 

 variabilis, 272% 

 varipennis, 190% 201% 

 venustus, 241% 

 vernalis, 243% 

 vernus, 291% 

 vibratorius, 258% 

 virescens, 190*. 



viridicollis, 195% 197% 232^ ; expla- 

 nation of plate, 326% 

 viridipes, 211% 

 viridis, 195% 227% 230% 

 vulneratus, 230% 

 ^Yaldheimii, 241% 

 willistoni, 196% 235% 

 zonulus, 211% 

 Cliirotenetes, 25% 27% 28% 29% 30% 

 32% 36% 37% 

 albomanicatus, 18*, 29% 31^-36% 

 54* ; explanatioli of plates, 316% 

 316% 

 ignotus, 28% 

 Chloeon, 26% 

 chloris, Cliironomus, see Cliironomus 



cbloris. 

 chorea, Diamesa, 174% 176^-77*. 

 choreus, Tanypus, 156% 159<'-60% 

 Choroterpes, 25% 27% 32% 



basalis, 18% 38^-40* ; explanation 

 of plates, 316% 317% 

 Chrysomelidae, 7% 13% 

 cinctus, Tanypus, 125% 155% 

 cinorea, Molanna, 14% 

 ciiigulatus, Cbironomus, 240% 



