6G0 



DESCEIPTIOK OF ENGBAVINGS. 



PLATE VI. 



Figs. 274. 275. Lacrymaria proteus 

 276, 277. Leucophrys j'atula 



278. ■ spathula 



279, 280. sanguinca 



281. Ilolophrya ovum 



282, 283. Prorodou teres 

 284 to 286. Colcps liirtus 



287, 287* 288, and 289. Trachclius 

 anas 



290. ovum 



291 to 293. J -oxodes rostrum 

 294. Bui-saria vorticella 



Fijr. 



29.5. 

 296. 



-leucas 

 -p\ipa 



* 296 Spirostomum virens 



297, 298. ambignum 



299. Phialina viridis 

 300 to 302. Glaucoma scintillans 

 303 to 309. Chilodon cucullulus 

 310,311. Nassula clcgans 

 312, 313. Amphilcptus anscr 



314 to 31G. faciola 



317 to 319. Trachelocerca olor 

 320. biceps 



PLATE VII. 



Figs. 321 to 323. Aspidisca denticulata 

 324 to 328. Kolpoda cucullus 

 329 to 332. Paramecium aurclia. 



333. Urolcptus musculus 



334, 335. Opbiyoglcna acuminata 

 330, 337. Oxytricha gibba 



338, 339. Ceratidium cuncatum 

 340,341. Kerona polyporum 

 342. Urostyla gTandis 

 ^[343,344. Stylonchia lanceolata 



Figs. 345, 346. Discocephalus rotatorius 

 347, 348. Himantophorus charon 

 349. Chlamidudon mnemosyne 

 350 to 353. Euplotos charon 

 354, 355. Ptygura melicerta 



356. Ichthydium podura 



357, 358. fHiaetonotus larus 

 359, 360. Glenophora trochus 

 361 to 364. Oecislcs ciy.staUinus 

 365 to 370. Conochilus volvox 



PLATE VIII. 



Figs. 371, 372. Micropodon clavus 

 373. Cypbonautts comprcssus 

 374 to 378. Mcgalotrocha albo flavi- 



cans 

 379 to 382. Tubicolaria najas 

 383, 283* Stephanoceros Eichhornii 



Figs. 384, 385. Floscularia omata 

 3S6, 3«7. Melicerta riiigen.s 

 388 to 392. limnias cevatophylli 



393. Entcioplea bydatina 



394. Ilydatiua scnta 



335, 396. Pleurotrocha gibba 



PLATE IX. 



Figs. 397, 398. Fureularia Etinliardti 

 399, 417. M ono( erea bitoniis 

 4C0, 401 and 425. Polyartbra trigla 



402. PolyarUiiu platyptcra 



403. DigUna lacustris 



404. 405.— 

 400 to 408. 



Group. 490 llatulus lunaris 



graiidis 



'J'liarUua longiscla 



Figs. 410, 411. Distcmma t'oi-ficula 



412, 414. Trioptbahuus dorsualis 



415. Eospliiira najas 



416. ISoti/nimata copeus 



418 to 420. Nolunimata niynneleo 



421 tigris 



422 S\ lubai ta pcctinata 



423, 424. ytaridiiuu luugicaiuUmi 



