OF THE 



UNIVERSITY 



OF 



Unio, Retzius. continued. 



2234 gargottae, Phil. 



2235 turtoni, Payr. 



2236 valentinus, Rossm. 



2237 moreieti, Desh. 



2238 mucidus, Morel. 



2239 dactylus, Morel. 



2240 pallens, Parr. 



2241 tumidus, Retz. 



2242 I mulleri, Rossm. 



2243 2 zelebori, Parr. 



2244 3 decurvatus. 



2245 4 corrosus. 



2246 terminalis, Bourg. 



2247 i tristrami, Loc. 



Margaritana, Schumacher. 



2248 margaritifera, Retz. 



2249 I tristis, Morel. 



2250 bonellii, Fdr. 



2251 I variabilis. 



Mutela, Scopoli. 



2252 nilotica, F^r. 

 Anodonta, Cuvier. 



2253 cygnea, Lin. 



2254 i intermedia, C. Pfr. 



2255 cellensis, Gmel. 



2256 I ponderosa, Kob. 



2257 rostrata, Kok. 



2258 piscinalis, Nilss. 



2259 I ponderosa, C. Pfr. 



2260 2 anatina, Lin. 



2261 cyrea, Drouet. 



2262 truncata, Kutsch. 



2263 melinia, Bourg. 



2264 leprosa, Parr. 



2265 exulcerata, Villa. 



2266 gravida, Drouet. 



2267 complanata, Zieg. 



2268 i coarctata, Pot. and Mich. 



2269 

 2270 

 2271 

 2272 

 2273 

 2274 

 227$ 

 2276 

 2277 

 22 7 8 

 2279 

 2280 



2281 

 2282 

 2283 

 2284 

 2285 

 2286 

 2287 

 2288 

 2289 

 229O 

 2291 

 2292 

 2293 

 2294 

 2295 

 2296 

 2297 

 2298 

 2299 

 2300 



Sub- Order Conchacea. 

 Fam.Cyrenidce. 



Sphserium, Scopoli. 

 rivicola, Leach. 

 solidum, Nord. 

 corneum, Lin. 

 nucleus, Stud. 

 scaldianum, Nord. 

 pisidoides, Gray. 

 draparnaldi, Clessin. 

 pallidum, Gray. 

 lacustre, Mull. 

 steinii, A. Schm. 

 ryckholti, Nord. 

 creplini, Bunker. 



Pisidium, C. Pfeiffer. 



amnicum, Mull. 



I elongatum, Baud. 

 supinum, A. Schm. 

 henslowianum, Shepp. 

 milium, Held. 



I normandianum, Dup. 

 pulchellum, Jenyns. 

 globulare, Clessin. 

 obtusale, C. Pfr. 



I personatum, Malm. 

 intermedium, Gass. 

 nitidum, Jenyns. 

 rivulare, Clessin. 

 fossarinum, Clessin. 



I acuminatum, West. 

 heldreichii, Clessin. 

 casertanum, Poli. 

 italicum, Clessin. 

 roseum, Scholz. 

 lenticulare, Nord. 



Corbicula, Muhlfeldt. 



2301 fluminalis, Mull. 



2302 I fluviatilis, Clessin. 



2303 2 crassula, Mouss. 



2304 3 oxiana, Bttg. 



