Ivi 



INDEX. 



Mactra continued. 



alba, i. 316. 



Boysii, i. 316. 



Braziliana, i. 368. 



citierea, i. 363. 



compressa, i. 326. 



cornea, i. 348. 



crassa, i. 354, 



crassatella, i. 359. 



cuneata, i. 359. 



dealbuta, i. 368. 



deaurafa, i. 346. 



denticulata, i. 346. 



dubia, i. 351. 



elliptica, i. 356. 



fragilis, i. 368. 



ffkmca, i. 366. 



helvacea, i. 366. 



Mans, i. 374. 



lactea, i. 359. 



Listeri, i. 326. 



lutraria, i. 370. 



viagna, i. 363. 



minutissima, i. 468. 



Neapolitana, i. 366. 



ovalis, i. 351. 



piperata, \. 326. 



radiata, ii. 39. 



solida, i. 351, 356. 



striata, i. 361. 



stultorum, i. 363, 359. 



subtruncata, i. 354, 358. 



tenuis, i. 323. 



trianyida, i. 359. 



triangularis, i. 467. 



Iruncata, i. 351, 354 ; iv. 253. 



Vcneriformis, i. 464. 

 MACTRID^, i. 349. 



Maclrina minutissima, i. 468. 



triangidaris, i. 468. 

 Magdala striata, i. 214. 

 Mangelia, iii. 448: iv. 286. 



accincta, iii. 491. 



attenuata, iii. 488. 



baUeata, iii. 486. 



brachystoma, iii. 480. 



costata, iii. 485. 



costulata, iii. 484. 



Ginnania7ia, iii. 476. 



gracilis, iii. 473. 



Leufroj'i, iii. 468. 



linearis, iii. 470. 



nana, iii. 461: iv. 286. 



nebula, iii. 476. 



purpurea, iii. 465 : iv. 286. 



pusilla, iii. 486. 



rufa, iii. 454. 



septang-ularis, iii. 458. 



striolata, iii. 483. 



Mangelia continued. 



teres, iii. 462. 



Trevelliana, iii. 452. 



tiirricula, iii. 450. 

 Mangi/ia nebula, iii. 476. 



tiarula, iii. 480. 

 Alargarita, ii. 489. 



alabasirum, ii. 497. 



aretica, ii. 531. 



aurea, ii. 535 ; iv. 259. 



carnea, ii. 328. 



f costulata, iii. 167. 



elegantissima, iii. 168. 



Helicina, ii. 531. 



invar gar ita, ii. 531. 



ininutissima,\\\. 168. 



olivacea, ii. 335. 



pusilla, \u 534. 



striata, ii. 528. 



undulata, ii. 513, 515,529. 



vulgaris, ii. 531. 

 Alargaritana margaritifera, ii. 147. 

 Marginella, iii. 502, 



catenata, iii. 505, 



Donovani, iii. 502. 



lasvis, iii. 502. 



muscaria, iii. 502. 



pallida, iii. 505. 



Valuta, iii. 502. 

 Megathyris, ii. 359. 



cislellula, ii. 361 ; iv. 257. 

 Melampus Bulla, iv. 197. 

 Melania acicula, iii. 311. 



Boscii, iii. 229. 



Cambessedesii, iii. 235. 



CampanelltB, iii. 242. 



distorta, iii. 232. 



Donovani, iii. 235. 



elegantissima, iii. 242. 



fusca, iii. 202. 



Matoni, iii. 202. 



rufa, iii. 245 ; iv, 276. 



scalaris, iii. 251, 

 MelibiEa coronata, iii. 587. 



ornata, iii. 587. 



vmrMtifida, iii. 588. 

 Mcrdigera obscura, iv, 91. 

 Mesodesma castanea, i, 341, 



cornea, i. 348. 



deatirata, i. 346. 



dentiadata, i. 346. 



donacillum, i. 348. 



Jauresii, i. 347. 

 MoDioLA, ii. 181. 



agglutinans, ii. 193. 



Americana, ii, 187. 



aretica, iv. 257. 



Ballii,ii. 193. 



barbata, ii. 183, 190. 



