Nordsieck, H. (2021): Taxonomic important shell characters of Asiatic Phaedusinae (Gastropoda, Stylommatophora, Clausiliidae). – Acta Conchyliorum, 20: 56 pp., VI+13 plates, 11 text figs.
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In this paper the taxonomic important shell characters of Asiatic Phaedusinae from the whole distributional range are treated. The formation of the columellar = inferior lamella and the palatal plicae of 132 species are presented by drawings. For 115 of these species the development of the inner lamellae endings is given by formulas.