54 



INDEX OF SPECIES. 



Fluminicola 



fusca, 163. 

 semiualiSr 90. 

 virens, 162. 

 Fossarus 



abjectua, O 273. 

 angiostoma, 273. 

 angulatus, 216, 257, 326. 

 excavatus, 188, 273, 326. 

 foveatus, 273, 326. 

 maculosus, 257. 

 megasoma, 273, 326. 

 ovoideus, U 205. 

 parcipietus, 104, 216. 

 purus, 104, 216. 

 reticulatus, U 205 

 tuberosus, 216, 257, 326, 



P354 

 Fulvia 



modesta, 170. 

 Fusus 



ambnstus, 21, 25, 150, 228, 



234, U 208. 

 angulatus, O 177. 

 antiquus, 19, 217, O 223. 

 apertus, Q 263, P 504. 

 Baerii, ig, 217. 

 Bamffius, 209. 

 Behringii, 19, 217. 

 bellus, 183, 271. 

 Berniciensis, O 217. 

 canoellatus, 171, 210. 

 eanoellinus, 18, O 211. 

 carinatus, 192. 

 clavatus, 21, 150. 

 coutrarius, 217, O 223. 

 corpulentus, 367. 

 corrugatus, 293. 

 decemoostatus, 4, 20, 179, 



217, 223. 

 deformis, 217. 

 Dupetithouarsii, 7, 28, 49, 112, 



192, 204, 208, O 293, 



294, 296, 361. 

 fidieulus, 17, 209, 211. 

 fornioatus, 177, 317. 



Fusus 



fragosus, 21. 

 geniculus, 166, 367. 

 glacialis, 177. 

 Holboelli, 217. 

 horridug, 293. 

 incisus, 18. 



Islandious, 217, 223. 

 Kellettii, 28, 240. 

 lamellosus, 34, 177, 217. 

 lapillus, 9, 176, 293. 

 ligiiarius, 352, P 503. 

 luridus, 19, 217. 

 Magellauicus, 7, 171. 

 Mexicanus, 293. 

 multicostatus, O 177. 

 muricatus, 222. 

 noduloaus, 179. 

 Norvegicus, 223. 

 NoTce-Hollandise, 112. 

 Oregonenais, 210 240, 



293- 

 Orpheus, 17, 92, 209, 213. 

 pallidus, 176, 208, 234, 



263, 28S, 352, P 502. 

 pygmseus, 217. 

 rheuma, O 238, P 544. 

 Sabinii, 177, 217, 223. 

 salebrosus, P 485. 

 scalarifoiinis, 217. 

 Sitcheiisis, 18, 19, O 217. 

 tenebrosus, 217. 

 Thouarsii, 112. 

 torlieuma, 238. 

 tumens, 263, P 503, P 504. 

 turbinelloldes, P 503. 

 turiicuUis, 209, 2H. 

 turris, 7, 171. 

 ventricosus, 177. 

 Wiegmanrri, 261, P 455. 



Gadinia 



Afra, 366. 



peiitegoniostoma, 195, i, O 



185, 252, 319, 366, 



P 212. 



