Taxon - Odkazy a literatura
IUCN Red List of Threatened Species 2024-1 [15279]
IUCN Red List of Threatened Species [http://www.iucnredlist.org/] [jako Omphalotropis gracilis Quadras & Möllendorff, 1894]
Datum citace: 29. leden 2024
Galli C.: WMSDB - Wolrdwide Mollusc Species Data Base July 10, 2013 [http://www.bagniliggia.it/WMSD/WMSDhome....] [jako Omphalotropis gracilis Quadras & Möllendorff, 1894]Datum citace: 23. listopad 2013