Robuta

https://tomahawkbeach.au/flora-fauna/view-species/opalia-granosa Granose Wentletrap (Opalia granosa) - Tomahawk Granose Wentletrap (Opalia granosa) — Sea Life found around Tomahawk, north-east Tasmania. This elongated conical shell has flattened whorls that have 8… granosewentletrapopaliagranosatomahawk