556 



INDEX. 



Coelopus — Continued. 



porcellus, 372. 



seasonal distril)utioii of, 352. 



tenuior, 372. 

 Coelostoma australe, C. immaiie, 



and C. rubiginosum, f^iller's lo- 

 cation of, 390. 

 coeruleus, Diaptomus, gg, loi, 107. 



Stentor, 313, 334, 348. 

 Cohii, F., Observations surles \'ol- 

 vocinees, cited, 285. 

 Ueber eine neue Gattung aus 

 der Familie der Volvocineen, 

 cited, 283. 

 Colepinie, 330. 

 Coleps, 330, 421. 



liirtus, 312, 331. 

 Collared monads, 328. 

 Coluridie, 359, 376. 

 Colurus, 376, 377. 



bicuspidatus, 376. 



defiexus, 376. 



food of, 351. 



obtusus, 376. 



seasonal distril)ution of, 353. 

 communis, Diplocardia, 442. 

 complanata, Alasmodonta, 401, 403, 

 409, 410, 412, 416. 



Glossiphonia, 493, 494, 496, 497. 



Hirudo, 493. 



Margaritana, 403. 

 complanatus, Unio, 401, 403, 409, 



410, 412, 415, 416. 

 conchicola, Aspidiogaster, 404, 405. 

 Conchophthirus, 333. 



anodontae, 333. 



found on Unionida;, 333, 407. 



infesting Unionidce, 408, 409, 414, 

 416. 

 geograpliical distribution of, 



414,415- 

 hirtus infesting Unionidie, 407. 

 confragosa, Alasmodonta, 401, 403, 

 409, 410, 412. 

 Margaritana, 403. 



Conochilus, 303, 362. 

 dossuarius, 354, 362. 

 leptopus, 362. 

 resemblance to Megalotrocha 



albofl;i\icans, 361. 

 seasonal distriliution of, 352. 

 unicornis, 354, 362. 

 Cooley, K. A., description of Coc- 

 cidae by, cited, 389. 

 on Cliionaspis, 398. 

 Copcpoda, 27, 98, 420. 



mode of collection of, by Dr. 

 Augustin Kramer, 12. 

 Coregonus clupeiformis, Limno- 



calanus as food of, 237. 

 Cori, C. J., Ueber die \'erwendung 

 der Centrifuge in der Zoologi- 

 schen Technik und Beschreibung 

 einer einfaclien Handcentrifuge, 

 cited, 20. 

 Cornell College, 418. 

 cornuta, Monostyla, 375. 

 cornutus, Unio, 403. 

 corona, Dift3ugia, 313, 314,320. 

 corpulenta, Anodonta, 401, 403, 

 405, 408, 400, 410, 412, 413. 415- 

 416. 

 Cothurnia, 341. 



cur\a fovmd on Urnatella gra- 

 cilis, 341. 

 Cotylaspis, geograpliical distribu- 

 tion t)f, 414. 

 infesting Unionidie, 408, 400, 411, 



412, 413, 416. 

 insignis as parasite of Unionidae, 

 404. 

 Cragin, F. W'., 39. 



A Contribution tt) the His- 

 ti)ry of the Fresh-water 

 Copepoda, cited, 225. 

 description of Cyclops per- 



armatus cited, 60. 

 on distributit>n of Cyclops 

 prasinus, 57. 



