INDEX TO SPECIFIC NAMES 



OF FIRST AND SECOND EDITIONS 



Actneon chloroticus, 256. 

 Adeorbis costulata, 278. 

 Admete viridula, 391. 

 ^olis Bostoniensis, 241. 



despecta, 248. 



diversa, 247. 



gymnota, 249. 



Mananensis, 242. 



papillosa, 238. 



picta, 246. 



pilata, 243. 



purpurea, 246. 



rufibranchialis, 242. 



salmonacea, 240. 



stellata, 245. 

 Alasmodon. See Margaritana. 

 Alderia Harvardiensis, 254. 

 Alexia myosotis, 463. 

 Amauropis helicoides, 348. 

 Amicula Einersonii, 264. 

 Amnicola gi'anum, 294. 



lapidan'a, 295. 



limosa, 293. 



pallida, 292. 

 Anatina papyracea, 66. 

 Ancula sulphurea, 233. 

 Ancylus fuscus, 502. 



parallclus, 501. 



rivularis, 501. 

 Anodon fluviatilis, 178. 



implicata, 180. 



undulata, 182. 

 Anomia aculeata, 204. 



electrica, 205. 



ephippium, 204. 



squamula, 206. 

 Aphrodite Groenlandica, 144. 

 Aponhais occidentalis, 320. 

 Appendicularia, 13. 



furcata, 13. 



longicauda, 13. 

 Area pexata, 147. 



transversa, 148. 

 Arion fuscus, 451. 



Ascidia, 23. 



amphora, 23. 



callosa, 26. 



carnea, 25. 



geoinetrica, 26. 



hirsiUa, 20. 



Manhattensis, 25. 



ocellata, 24. 



psammophora, 24. 



rugosa, 20. 



rustica, 23. 



tenella, 24. 

 Astarte Banksii, 125. 



castanea, 117. 



crebricostata, 126. 



elliptica, 124. 



lactea, 122. 



Portlandica, 127. 



quadrans, 123. 



semisulcata, 121. 



sulcata, 119. 

 Auricula hidentata, 466. 



denticulc.ta, 463. 



B. 



Bela cancellata, 355. 



decussata, 354. 



harpularia, 352. 



pleurotomaria, 355. 



turricula, 351. 



violacea, 353. 

 Bittium Greenii, .322. 



nigrum, 321. 

 Boltenia Burkhardti, 16. 



clavata, 14. 



microco^mus, 16. 



reniformis, 14. 



rubra, 15. 

 Botryllus Schlosseri, 3. 



stellatus, 3. 

 Buccinum ciliatum, 368. 



cinereum, 370. 



Donovani, 369. 



lunatum, 359. 



