Other shapes, such as circular, triangular and rhomboidal, are often decorated with moulded patterns. The rhomboidal aperture is oblique, fluted within. The castle has a rhomboidal shape, with a nearly rectangular courtyard. Distinct from their rhomboidal shape is a long fleshy slender tail. Their bodies consist of a rhomboidal disc, wider than long, with one dorsal fin. It is best identified by its rhomboidal to elliptically-shaped leaves. Characteristic of the genus "Metasepia", the cuttlebone is rhomboidal in outline. Stamens with terete foments, the connective not rhomboidal. It gets its name from the rhomboidal to elliptical shape of its leaves. The ventral edge of this opening is rhomboidal and well-defined. The internal components of the Rhomboidal pyramid have also evolved. It has a series of black rhomboidal cross-bars on the back. Though faint, these impressions reveal scales of "rhomboidal" shape. The body is rhomboidal and colored green with blue spots. Dorsally, it has a series of rhomboidal dark brown spots on a lighter background.