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Chan S.-Y. & Tan S.-K. (2008). "On a new species of Amphidromus (Syndromus) (Gastropoda: Pulmonata: Camaenidae) from Sumba Island, Indonesia". Occasional Molluscan Papers1: 6-10. PDFArchived 2011-07-24 at the Wayback Machine, Internet Archive
Chan S.-Y., Tan S.-K. & Abbas J. B. (2008). "On a new species of Amphidromus (Syndromus) (Gastropoda: Pulmonata: Camaenidae) from Rotti Island, Indonesia". Occasional Molluscan Papers1: 1-5. PDFArchived 2011-07-24 at the Wayback Machine, Internet Archive
web.archive.org
Chan S.-Y. & Tan S.-K. (2008). "On a new species of Amphidromus (Syndromus) (Gastropoda: Pulmonata: Camaenidae) from Sumba Island, Indonesia". Occasional Molluscan Papers1: 6-10. PDFArchived 2011-07-24 at the Wayback Machine, Internet Archive
Chan S.-Y., Tan S.-K. & Abbas J. B. (2008). "On a new species of Amphidromus (Syndromus) (Gastropoda: Pulmonata: Camaenidae) from Rotti Island, Indonesia". Occasional Molluscan Papers1: 1-5. PDFArchived 2011-07-24 at the Wayback Machine, Internet Archive