Bank, R. A. (2017). Classification of the Recent freshwater/brackish Gastropoda of the World. Last update: January 24th, 2018. OpenAccess publication. - via World Register of Marine Species |
Nomenclator Zoologicus. A list of the names of genera and subgenera in zoology from the tenth edition of Linnaeus, 1758 to the end of 2004. Digitised by uBio from vols. 1-9 of Neave (ed.), 1939-1996 plus supplementary digital-only volume. http://ubio.org/NomenclatorZoologicus (as at 2006). - via The Interim Register of Marine and Nonmarine Genera |
Taylor, D.W. (2003). Introduction to Physidae (Gastropoda: Hygrophila); biogeography, classification, morphology. Revista de Biologia Tropical, 51 (Supplement 1), 1-28 - via The Interim Register of Marine and Nonmarine Genera |
original work/web search - via The Interim Register of Marine and Nonmarine Genera |
Rev Biol Trop 51 (Suppl 1), March - via The Interim Register of Marine and Nonmarine Genera |
GBIF/Instituto Nacional de Biodiversidad (Costa Rica): Biodiversidad de Costa Rica - via The Interim Register of Marine and Nonmarine Genera |