Materials to the knowledge of molluscs of Wielkopolska (West-Central Poland). IV: Families: Neritidae, Viviparidae, Thiaridae, Bithyniidae, Hydrobiidae and Valvatidae

Michał Jan Czyż, Bartłomiej Gołdyn
2013 Folia Malacologica  
The paper presents data on 13 freshwater snail species: Theodoxus fluviatilis, Viviparus contectus, V. viviparus, Melanoides tuberculata, Bithynia tentaculata, B. leachii, Potamopyrgus antipodarum, Lithoglyphus naticoides, Marstoniopsis insubrica, Valvata cristata, V. pulchella, V. piscinalis and Borysthenia naticina, recorded over the last fifty years in the Wielkopolska district (W. Poland). Their distribution is shown on UTM/MGRS grid maps, and habitat information is provided. Among the
more » ... ded. Among the discussed species, B. tentaculata (447 sites) and V. contectus (210 sites) are the most frequent in the region. Two alien species -M. tuberculata (two sites) and L. naticoides (seven sites) and the native B. naticina, recorded from five sites, are the least frequent.
doi:10.12657/folmal.021.027 fatcat:c2gkannam5dh3ka5vky6koff2u