Traits taxon details
Palaeostoidae H. Nordsieck, 1986 †
- Genus Palaeostoa Andreae, 1884 †
- Genus Ptychicula Tausch, 1886 †
fossil only
Nordsieck, H. (1986). The system of the Stylommatophora (Gastropoda), with special regard to the systematic position of the Clausiliidae, II. Importance of the shell and distribution. <em>Archiv für Molluskenkunde.</em> 117(1−3): 93−116. [details] Available for editors 

MolluscaBase eds. (2021). MolluscaBase. Palaeostoidae H. Nordsieck, 1986 †. Accessed through: Marine Species Traits editorial board (2021) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=833939 on 2025-05-17
Marine Species Traits editorial board (2025). Marine Species Traits. Palaeostoidae H. Nordsieck, 1986 †. Accessed at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=833939 on 2025-05-17
original description
Nordsieck, H. (1986). The system of the Stylommatophora (Gastropoda), with special regard to the systematic position of the Clausiliidae, II. Importance of the shell and distribution. <em>Archiv für Molluskenkunde.</em> 117(1−3): 93−116. [details] Available for editors 
basis of record Bouchet, P. & Rocroi, J.-P. (2005). Classification and nomenclator of gastropod families. <em>Malacologia.</em> 47 (1-2): 1-397. [20 July]., available online at https://www.biodiversitylibrary.org/page/25127200 [details] Available for editors

basis of record Bouchet, P. & Rocroi, J.-P. (2005). Classification and nomenclator of gastropod families. <em>Malacologia.</em> 47 (1-2): 1-397. [20 July]., available online at https://www.biodiversitylibrary.org/page/25127200 [details] Available for editors
