INDEX. 



391 



Melanopsis, Ferussac. II 

 Melanoptycha, Neum. II 

 Melantho, Bowdich. II 

 Melapium.H. & A.Ad. II 

 Melaptera, Piette. . II 

 Melaraphis. Muhlfeldt. II 

 Melasma, H. & A. Ad. II 

 Melatoma, Auth. . II 

 Meleagrina, Lamarck. Ill 

 Meleagris,Montf. . II 

 Melia, Albers. . . Ill 

 Melia, Fischer. . . II 

 Melibe, Rang. . . II 

 Melina, Retz. . . Ill 

 Melo, Humphrey. . II 

 Melongena, Schum. II 

 Melongeninse. . . II 

 Menestho. Moller. . II 

 Menetus, H. & A. Ad.III 

 Mentissa, II. & A. Ad. Ill 

 Mentissoidea, Bottg. Ill 

 Meutzelia, Quenst. . Ill 

 Mercenaria, Schum. Ill 

 Merdigerus, Albers. Ill 

 Meretrix, Lamarck. Ill 

 Merica, H. & A. Ad. II 

 Merista, Suess. . . Ill 

 Meristella, Hall. . Ill 

 Meristina, Hall. . Ill 



Meroeiiiffi Ill 



Meroe, Schumacher. Ill 

 Merope, Adams. . Ill 

 Merope, Albers. . . Ill 

 Merry a, Grsij. . . II 

 Mesalia, Gray. . . II 

 Mesembriiius, Albers. Ill 

 Meseschiza, Lea. . II 

 Mesoceras, Bariande. II 

 Mesochilostoma, Seely. II 

 Mesodesma, Desha^^es.III 

 Mesodon, Rafinesque. Ill 

 Mesomphix, Rafinesq. Ill 

 Mesopleura, Conr. . Ill 

 Mesorhytis, Meek. . II 

 Mesostoma, Desh. . II 

 Mesotreta, Kutorga. Ill 



254 

 255 

 274 

 118 

 191 

 241 

 257 

 257 

 271 

 310 

 14 

 53 

 382 

 277 

 162 

 134 

 134 

 237 

 106 

 76 

 76 

 320 

 176 

 54 

 177 

 181 

 323 

 224 

 324 

 179 

 179 

 161 

 44 

 210 

 224 

 51 

 256 

 54 

 184 

 162 

 35 

 23 

 134 

 131 

 249 

 340 



Meta, Reeve, . . II 



Metabola, Mayer. . Ill 



Metaptera, Rafinesq. Ill 



Metastoma, S. & P. Ill 



Metcalfeia, Chitty. 

 Metis, H. & A. Ad. 



Metoptoma, Phillips 

 Metula, H. & A. Ad. 

 Metulella, Gaob, . 

 Metzgeria, Norman. 

 Meyeria, D. & M. . 

 Miamira, Bergh. . 

 Micana, Gray. . . 

 Michelia, Romer. . 

 Michopoma, Blanf. . 

 Micrariouta, Ancey. 

 Micraulax, Theob. , 

 Microceras, Hall. . 

 Microceras, Hyatt. 

 Microcondylea, Vest. Ill 

 Microconus, S. & P. Ill 

 Microcystina, Morch. Ill 

 Microcystis, Beck. . Ill 

 Microdoma, M. & W 

 Microdon, Conrad. . 



II 

 III 

 III 

 II 

 II 

 II 

 II 

 II 

 II 

 II 

 II 

 II 

 III 

 II 

 II 

 II 



II 

 III 

 III 



II 



II 

 III 

 III 



II 

 III 



Microgaza, Ball. 

 Micromelania, Brus. 

 Micromeris, Conr. . 

 Micromya, Agassiz. 

 Microna, Ziegler. . 

 Microphysa, Albers. 

 Microplax, H. Adams. II 



Microp3'rgus, Meek. II 



Microschiza, Gemm. II 



Microspira, Conr. , II 



Microstelma, A. Ad. II 



Microstoma, Swains. II 



Microtheca, A. Ad. II 

 Microtina, H. & A. Ad. II 



Microtis, A. Adams. II 



Micro voluta, Angas. II 



Middendorfia, Carp. II 



Milax, Gray. . . . Ill 



! Millepes, Klein. . II 



179 

 159 

 239 

 67 

 292 

 169 

 182 

 335 

 142 

 143 

 131 

 131 

 375 

 174 

 234 

 288 

 41 

 286 

 322 

 76 

 241 

 24 

 27 

 27 

 243 

 191 

 235 

 313 

 268 

 229 

 239 

 266 

 24 

 340 

 267 

 2.33 

 173 

 262 

 108 

 299 

 317 

 317 

 167 

 343 

 79 

 190 



