Steromphala spratti

The somewhat thick, narrowly perforate shell has a conoid shape.

It is whitish, radiately tlammulate with deep brown subquadrate maculations.

The shell is very finely obliquely striate, and concentrically lirate.

The shell contains 6 convex whorls, separated by deep sutures, and inflated above.

The body whorl is subangulate, convex beneath, and contains numerous unequal concentric lirae.