LATE PALEOZOIC CONTINENTAL GASTROPODS FROM POLAND: SYSTEMATIC, EVOLUTIONARY AND PALEOECOLOGICAL APPROACH

摘要: Two taxa of the Late Carboniferous and four species Early Permian terrestrial snails have been found in Paleozoic continental molasse sediments Upper Silesian-Cracow Upland (Southern Poland). Discovery Anthracopupa ohioensis Protodiscus priscus indicates that, besides North America, they occurred also European part Pangea supercontinent. According to general sedimentary facies context accompanying floral faunal assemblages, gastropods lived swamp environments, including a topogenous fen.