Image of Haminoea navicula (da Costa 1778)

Description:

ID based on the distribution of pigment in the cephalic shield (see http://mollus.oxfordjournals.org/content/72/1/89.abstract), as other morphological aspects could not be recorded. From a Ruppia maritima bed in an abandoned salt-pan. Photographed in a plastic container, then released. Empty shells also seen.