Lateral compression is not strong, much less flattened in the paragastric plane (the large diameter of the ellipse is only twice or less that of the small diameter). Oval shape of mouth. Ratio of length to width (l/w) is more than 2. Meridional canals with numerous diverticulae, which may branch out in adult specimens but they do not anostomose with each other, and do not connect with paragastric Canals. There is an axial funneltube, the aboral pole is fringed with a row of longbranched papillae. Size is up to 150 mm. The Mediterranean, western Atlantic and Pacific oceans: Beroe cucumis sensu Mayer, 1912 (Beroe cucumis Fabricius).