552 



tNDEX. 



Atax —Continued. 



infesting Unionidae, geographical 

 distribution of, 414, 415. 



serratus infesting Unionidae, 408. 



spp. infesting Unionidae, 407, 408, 

 409, 411, 412, 413. 414. 4i6. 



stricta infesting Unionidae, 408. 



ypsilophorus infesting Unionidae, 

 408. 

 ater, Cyclops, 29, 49, 62, 64. 

 Aulastomum lacustre, 519. 

 aurelia, Paramecium, 307,313, 332. 

 aureus, Volvox, 276, 285, 287, 438. 

 aurita, Eosphora, 324, 370. 



Notommata, 369. 

 australe, Ccelostoma, 390. 



B 



bacillifer, Diaptomus, 107. 

 bakeri, Brachionus, 353, 380, 421. 



brevispinus, Brachionus, 380 

 barretti, Stentor, 313, 334. 

 Barrois, Th., and Daday, E. v., de- 

 scription of Brachionus caudatus, 

 cited, 381, 

 Bdellodrilus philadelphicus, 542. 

 found on Cambarus blandingii 

 and on C. diogenes, 542. 

 Bdelloida, 356, 357, 358, 362. 

 Beddard, F. E., A Contribution to 

 the Anatomy of Sutroa, 

 cited, 463. 

 A Monograph of the Order 



of Oligochaeta, cited, 441. 

 on spermiducal structures of 

 Sutroa alpestris, 463. 

 Bell animalcule, 309, 338. 

 Benham, \V. B., Note on a New- 

 Species of the Genus Nais, cited, 



447- 

 Berlese and Leonardi's synonymy 



of Aspidiotus hederae, 395. 

 Bibliotheka Zoologica, cited, 259. 

 bicolor, Cyclops, 29, 62, 63, 64. 

 bicornis, Mastigocerca, 371. 

 bicristata, Mastigocerca, 352, 371. 



bicuspidatus, Colurus, 376. 



Cyclops, 29, 30, 44, 53, 62, 63, 64. 

 bidens, Brachionus, 381. 

 bioculata, Hirudo, 497. 

 Biological Experiment Station es- 

 tablished by the University 

 of Illinois and the Illinois 

 State Laboratory of Nat- 

 ural History, 30. (See also 

 Biological Experiment 

 Station of the University 

 of Illinois, and Biological 

 Station, Illinois, 

 of the University of Illinois, 

 Methods and Apparatus in 

 Use in Plankton Investi- 

 gation at the, 1—25. 

 Station, Illinois, 28, 63, 137, 146, 

 229, 233, 234, 399, 418, 441, 479. 

 Bi palpus lynceus, 368. 

 biraphis, Diglena, 371. 

 Birge, E. A., 173. 



birgei, Diaptomus, 99, 108, 117, 172. 

 bisetosus, Cyclops, 29. 

 Blainville, H. D. de, 532. 

 Blanchard, Raphael, 480, 532. 



Hirudinees de la Prusse Orien- 



tale, cited, 403, 408. 

 on Dina mexicana, 541. 

 on situation of male pore in 

 Glossiphonia triserialis, 493. 

 blandingii acutus, Cambarus, 340, 

 342. 

 Cambarus, 542. 



Bogue, E. E., description of Coc- 



cidae by, cited, 389. 

 Borgert, A., Ein einfaches Netz 



zum Fischen von Plankton bei 



schneller Fahrt, cited, 8. 

 Bosmina, 274, 421. 



as food of Asplanchna herrickii, 



365- 

 Bothrioneuron vejdovskyanum,452. 

 Brachionidse, 359, 378, 420, 421. 



