original description
Janssen, A. W. (1990). Pteropoda (Gastropoda, Euthecosomata) from the Australian Cainozoic. <em>Scripta Geologica.</em> 91: 1-76., available online at https://repository.naturalis.nl/document/148727 [details]
additional source
Janssen, A. W. (2003). Fossils from the Lower Globigerina Limestone Formation at Wardija, Gozo (Miocene, Aquitanian), with a description of some new pteropod species (Mollusca, Gastropoda). <em>The Central Mediterranean Naturalist.</em> 4 (1): 1-33. [details]
From editor or global species database