Phenatoma roseum, Pink tower shell
Phenatoma roseum, or the pink tower shell, is a species of predatory sea snail, a marine gastropod mollusc in the family Borsoniidae.
The size of an adult shell varies between 23 mm and 34 mm; its width is 11 mm. The shell is spirally sulcate and longitudinally striate0 The suture is slightly impressed, marginate and subcrenulate. The; sinus is rather broad and shallow. It has a rose-ash color, purple-rose within the aperture.