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Page 



curreyianns, Unio 386 



curta, Glauconomo 337 



olas . . . . 9 



Thracia ..... 22, 339 



ous;idata, Neaera 338 



cuvieri, .Cardita 



cyar.ea, Drsissena 251 



cycladea, Tlesodesma .33, 343 



Crassatella ........ .... 38 



Cyc lades 351 



Gyclas ara&isa. . . . . 89 



appendicular a 91, 351 



argent ina ...... 91 



australis ............ 



bahiensis 91 



calyculata 89 



caralinensis 93 



cinerea 91, 351 



cornea '. 89,91, 351 



ibia 91 



elegans 91, 351 



! .nalis ...... .90,. 91, 351 



lacustris . •. 8 9, 351 



nitida . 90, 351 



obll iua 89 



obtusalis 90, 351 



palustris ... 



partumeia 91,. 351 



lohe-lla . 91 



rivalis 83 



rivicola 89 



rho 



sarratoga 90, 351 



similis 90, 351 



staKdnea 91 



striatiiia 90, 351 



suloata . 



