ON THE TAXONOMIC POSITION, THE SPECIES AND THE PALEOECOLOGICAL SIGNIFICANCE OF THE GENERA EUBORA, TOXOSOMA AND LITTORIDINA - IN THE PLIOCENE PEBAS FORMATION OF THE UPPER AMAZON REGION - (GASTROPODA, PROSOBRANCHIA)

Published in Veliger, in 1980, in volume 22, pages 364-375

Date published:1980

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