INDEX. 



553 



Brachionus, 274, 347, 352, 378. 

 angularis, 354, 380, 421. 

 bidens, 354, 381. 



seasonal distribution of, 353. 

 bakeri, 380, 421. 



brevispinus, 380. 



seasonal distribution of, 353. 

 bidens, 381. 

 caudatus, 381. 

 dorcas, 354, 379. 



spinosus, 354, 379. 



seasonal distribution of, 353. 

 militaris, 355, 381, 421. 



eaten by Asplanchna herrickii, 



35L 365- 



seasonal distribution of, 353. 

 mollis, 354, 378. 

 pala, 354, 355-378- 

 seasonal distribution of, 353. 

 varieties of, 378. 

 punctatus, 354, 379, 421. 



seasonal distribution of, 353. 

 rubens, 379. 

 urceolaris, 379. 



seasonal distribution of, 353. 

 type of trophi of, 345. 

 variabilis, 354, 380. 

 bractea, Metopidia, 377. 

 Brady, G. S., 98. 



Braun, A., Betrachtungen ueber die 

 Erscheinung der Verjiingung 

 in der Natur, insbesondere 

 in der Lebens- und Bildungs- 

 geschichte der Pflanze, cited, 

 284. 

 on rotation of Pandorina, 284. 

 Ueber einige Volvocineen, cited, 

 288. 

 brevicorne, Ceratium, 313, 330. 

 brevispinosus, Cyclops, 39, 41. 

 brightwellii, Asplanchna, 351, 354, 



355. 364- 

 Bristol, C. L., 539. 



on papillae of Dina micros- 

 toma, 540, 



Bristol, C. L. — Continued. 



The Metamerism of Nephelis 

 cited, 532, 535. 

 Brooks, W. K., Handbook of In- 

 vertebrate Zoology, cited, 509. 

 Bucephalus infesting Unionidae, 

 402, 404, 408, 409, 411, 416. 

 geographical distribution of, 

 414, 415. 

 polymorphus infesting Union- 

 idae, 407. 

 Btitschli, 0., 301. 



on locomotion of Gonium. 283. 

 Protozoa, cited, 274, 283,284,314. 

 compilation of Synopsis of 

 higher groups of Protozoa 

 from, 314. 

 Buffalo-fish, 351. 

 bulba, Monostyla, 375. 

 Bulletin of the Illinois State Lab- 

 oratory of Natural History 

 cited, 225, 237, 389, 441. 

 of the Museum of Comparative 



Zoology cited, 498. 

 Zoological, cited, 406. 



C 



Calanus, 237. 



californica, Pleodorina, 273, 274, 



276,277,279, 280, 281, 283, 286, 



290, 313, 328, 421, 437. 

 caliginosa trapezoides, Alloloboph- 



ora, 442. 

 Callidina, 364. 



elegans, 364. 

 Callipappus, species belonging to, 



39°- 

 Cambarus blandingii acutus and C. 

 diogenes, Opercularia irri- 

 tabilis found on, 340. 

 Tokophrya quadripartita re- 

 corded from, 342. 

 and C. diogenes, Bdellodrilus 

 philadelphicus found on, 542. 

 Cambridge Natural History cited, 

 344- 



