Attiliosa caledonica
Attiliosa caledonica is a species of sea snail, a marine gastropod mollusc in the family Muricidae, the murex snails or rock snails.
Description
The length of the holotype attains 26.2 mm, its diameter 19.0 mm; length of the siphonal canal: 6–7 mm; length of the aperture: 10 mm; width of the aperture: 5 mmThe shell is subfusiform, spiny, solid, and white. The spire is conical and elongately turbinate, ending in a sharp apex. The suture is linear and flexuous. There are nine inflated, rounded whorls, which are armed with seven varices. These varices have short spines; on the upper whorls, there is often only a single, very short spine, while on the body whorl, there are four or five thick, channeled spines.
The aperture is oval, dilated, and white. The upper margin of the peristome is briefly fused and callous; the columellar lip is spreading and smooth, while the lower part is bidentate ; the outer lip is crenated. The siphonal canal is short and curved.