Not stated, but Sabella euplaeana was evidently named after the Roman name for Caiola Island, Naples, where Delle ... [details]
Gender-variable geographical adjective (-anus, -ana), with correct original feminine ending. [details]
Caiola (= Gaiola/Euplaea) Island, Naples, Italy, Tyrrhenian Sea, Mediterranean. Geolocation: 40.7917° 14.1869° [details]