[13][14][15] This is a herbivorous bottom dweller (up to 370 m deep), which feeds on seagrasses in the genera Zostera and Posidonia.

[citation needed] The body of this sea hare can reach a maximum length of about 6 cm.

When disturbed, it uses its broad parapodia — fleshy protrusions held together in a funnel shape above the head — to paddle away.

de, 1822),[24] Akera flexilis (Brown, 1844), Bulla hanleyi (Adams A. in Sowerby G.B.

II, 1850/1855),[24] Eucampe donovani (Leach, W.E., 1852),[24] Bulla elastica (Sandri & Danilo, 1856), Acera bullata var.