"In this marine snail, the small elongate shell with its large triangular hole sits on top of a relatively large slug-like animal. The exhalent aperture projects like a long tube from the rear of the hole."
Comment from Richard Willan
In this marine snail, the small elongate shell with its large triangular hole sits on top of a relatively large slug-like animal. The exhalent aperture projects like a long tube from the rear of the hole.