346 



NEW YORK STATE MI'SEUAI 



catesbiaiia Shaw) at Saraiiac Inn, 



9=^-15°; Epliemeridae,lT='-62''; cited, 



08^ ir, 78«, 79", 79^, 86^ 'Ml\ 314==; 



mentioned, 74\ 7•5^ 105*, 107*, 167''; 



acknowledgmemts to, 76^ 

 neraoralis, Forcipomyia, 101'. 

 nemorosus, Forcipomyia, 101^ 

 NeotWcliia, 05-, 72-. 



collata, 72^; explanation of plate, 

 318^ 319\ 

 nervosns, Procladins, see Procladins 



nervosus. 

 nervosus, Tanypus, 134\ 

 Neurouia postica, 14'. 

 Neuroptera, 11, 12°, 15*.. 

 nigricans, Ohironoimns, see Chirono- 



mus nigricans, 

 nigi'ipilus, Tanytarsiis, 285*, 287^ 

 nigritibia, Cblronomuis, 198^ 246\ 

 nigropnnctata, Ablabesmyia, 138^ 



15r, 155\ 

 nitidellus, Chironomus, 191^ 210^ 

 niveipennis, Chironomus, 191^ 205''- 



7\ 

 niveipes, Chironomus, 217**. 

 nivoriundus, Cbironomus, 176'. 

 nivoTiundus, Orthocladius, see Ortho- 



cladius nivoriundus. 

 Nowicki, cited, 314^ 

 nubeculosuiS, Chironomus, 190\ 

 nudipes, Anatopynia, 135^ 

 nudum, Macroptilum, 308^ 



obediens, Tanytarsus, see Tanytar- 

 sus obediens. 



obesa, Baetisca, see Baetlsca obesa. 



obscura, Thalassomyia, 182^ 183^ 

 1 84^-8 5^ 



obscurus, Chironomus, 20■6^ 283*. 



obumbrat'us, Orthocladius, see ' Or- 

 thocladius obumbratus. 



occidentalis, Hemerubius, 16-, 



occidentalis, Procladiuis, 126*, 127^ 



occidentalis, Spadobius, see Spado- 

 bius occidentalis. 



oceanicus, Chironomus, 199^ 



oceanicus, Orthocladius, see Ortho- 

 cladius oceanicus. 



octopunctatus, Chironomus, 190^ 



20l^ 



Odonata, 11. 12«, 14\ 

 Odonata-Anisoptera , 7^ 

 Odonata-Zygoptera, 7^ 

 Oecacta, 92^ 94^ 99% 101«-2-. 



furens, 102^ 

 Oligoneuria, 29\ 29". 

 oruata, Ablabesmyia, 137^ 148*. 

 ornata, Cerat'opogon, 102'. 

 Orthocladius, ST, 88% 9r, 162% 171', 

 172% 172% 183*. 183^ 185% 249*, 

 251% 258% 258% 264^-84% 306"; 

 key to species, 265*-67'. 



absurdus, 267\ 277^-78-; explana- 

 tion of plates, 326% 327% 327% 



atomarius, 266% 276«-77% 



barblcornis, 266% 283% 



basalis, 267% 282% 



claripennis, 267% 278% 



clepsydrus, 266% 283«-84>. 



difRcills, 206% 277% 



flavus, 265% 265% 266*, 270*-72% 

 explanation of plates, 323\ 326% 



frigidus, 260% 267% 268*. 



fugax, 257% ,265% 265% 267% 279^- 

 80% explanation of plates, 324% 

 326% 



kervilli, explanation of plate, 

 327^ 



minutus, 267% 267% 278*, 278^-79% 



nivoriundus. 265% 265% 266% 274^- 

 76*; explanation of plates, 324\ 

 320% 



obumbratus, 267% 281''-82% ex- 

 planation of plare, 326% 



oceanicus, 260% 269^-70*; expla- 

 nation of plate, 328% 



par. 205% 267% 302*. 



platypus, 182"-83% 207*. 



politus, 200% 268\ 



pubitarsis, 207% 208% 281% 282% 



sordens, 200% 272% explanation of 

 plate, 320% 



sordidellus, 205% 205% 260*. 200% 

 207% 272'-74% 270% explanation 

 of plates, 324% 320% 



stercorarius, 266% 275% 276*. 300% 

 304% 



variabilis. 273% 

 Orthoptera, 11, 12% 14'-15^ 



