LIST OF ILLUSTRATIONS 



PAfiE 



vin. 



272. Chretonotus niaximus ... , , . .'i;!G 



■^"3. ,, ,, anatomy :!;!(; 



274. Dinophilus tieniatus ... . :!;{7 



275. Stratiodrilus tasuianiciis . . '.-;;>,^ 

 270. Bugula avicularia . . .'',42 

 277. Development of Bugula . . .Uo 



-'78. „ „ . ' . . . :m 



279. Larva of Bugula . :HG 



280. Plumatella . :!49 



281. Cristatella . :!.-,(j 



282. Lophopus . ,351 



283. Pedicellina . . ;',or, 



284. Phoronis australis , . 35(i 

 28-"). ,, „ free end ... , 357 



286. ,, ,. internal organisation . .... 357 



287. „ „ section . . ... . , 358 



288. ,, ,, development . . 359 



289. Magellania flavescens, shell . . ... 3U1 



290. „ lenticularis, anatomy . . 3U3 



291. „ flavescen.s, lophophore . . . 3G4 



292. „ muscular system . 



293. Terebratula, nervous .system, i&c. 



294. Typical Brachiopods 



295. ,, ,, anatomy 

 29G. Development of Cistella . 



297. Larva of Cistella . . . . 370 



298. Development of Cistella . . .371 



299. Lophophore of embryo Brachiopod 



300. Diagrams of phylactoliematous Polyzoon and Phoronis . 373 



301. Starfish, oral aspect .... . 37tJ 



302. ,, vertical section of arm . 378 



303. ,, ambulacral system . . . 379 



304. Starfish, portion of vertical section of arm . . 380 



305. ,, diagrammatic sections . 381 

 30t). Asterias rubens, digestive system . . . 382 



307. Astropecten, section of stone-canal . . 383 



308. Anthenea flavescens, dissection from dorsal aspect . . . 384 

 ^ 309. Asterias rubens, structure ... . 385 



310. Anthenea flavescens, lateral dissection .... . 380 



311. ,, ,, dorsal surface . 387 



312. ,, ,, ventral surface . . 387 



313. Asterina gibbosa, development . . . 389 



314. „ „ „ , . . 390 



315. ,, „ larva .... 390 



316. „ „„..... , .391 



317. ,, exigua, young after metamorphosis . ... 391 



318. Asterina gibbosa, development . 392 



319. Apical system of young Starfish ... ... 393 



3G4 

 305 

 368 

 3G9 



370 



