578 



IXDFX. 



Nassula, 332. 

 ornata, 332. 



Nassulinae, 332. 



nasutum, Didinium, 313, 331. 



nasutus, Lampsilis, 401,403, 409. 

 Unio, 403. 



navus, Cyclops, 44, 45. 



Xelumbo, 302. 



Nephelis fervida, 535. 

 lateralis, 532. 

 punctata, 532. 

 quadristriata, 532. 



neptunius, Actinurus, 363. 

 Rotifer, 363. 



nevadensis Columbia?, Epischura, 

 256, 258. 

 Epischura, 98, 16S, 229, 249, 250, 

 251, 254,255, 256,262, 264. 



Xewell, W., descriptions of Cocci- 

 die by, cited, 390. 



New Mexico Agricultural Experi- 

 ment Station, 389. 



Newstead, R., as authority for lo- 

 cation of Lecanium patelliformis, 



393- 



Nicolet, H., Crustaceos, cited, 97. 

 nordenskioldi, Epischura, 98, 249, 



250, 251, 252. 

 Nordqvist, ()., 98, 236. 



die Calaniden Finlands Bidrag 

 till Kannedom af Finlands 

 Natur och Folk, cited, 236, 

 242, 243. 

 011 second pair of antenna; of 

 Limnocalanus macrurus, 236. 

 on synonymy of Limnocalanus 

 macrurus, 242. 

 Noteus, 382. 

 quadricornis, 382. 



seasonal distribution of, 353. 

 Notholca, 352, 383. 

 acuminata, 355, 383. 



seasonal distribution of, 353. 

 food of, 351. 

 longispina, 383. 



Notommata, 369; 



aurita, 309. 



cyrtopus, 369. 



lacinulata, 369. 



myrmeleo, 365. 



tripus, 369. 

 Notommatidye, 358, 360. 



seasonal distribution of, 352. 

 novamexicanus, Diaptomus, 09,1 1 1, 



116, 140, 183. 

 nutans, Opercularia, 340. 

 nuytisiae, Ctenochiton, 394. 

 Nymphaea, 302. 

 Nystrom, C , 157, 254. 



° 



( >berlin College, 451. 

 Obliquaria reflexa, 401,403. 



parasites of, 408, 409, 410, 412, 



413- 

 oblonga, Metopidia, 377. 

 obtusa, Dero, 443. 

 obtusus, Colurus,376. 

 ochraceus, Lampsilis, 401, 403, 

 400. 

 Unio, 403. 

 odoratus, Aromochelys, 340, 342. 

 (Ecistes, 360. 



intermedins found on Cerato- 



phyllum, 361. 

 mucicola found on R i v u 1 a r i a , 

 36l. 

 officinalis, Haementeria, 489. 

 ohioensis, Distyla, 348, 375. 

 oithonoides, Cyclops, 29,63. 

 Oligochasta, 460. 



Notes on Species of North Amer- 

 ican. III. List of Species found 

 in Illinois, and Descriptions of 

 Illinois Tubificida?, 441-458. 

 explanation of plates in above 



article on, 458. 

 literature cited in above article 

 "". 457- 



