Guraleus tasmanicus is a species of sea snail, a marine gastropod mollusk in the family Mangeliidae.

(Original description) The shell is fusiform, attenuate at both ends, ivory white, between the lirae tinged with very pale red.

The shell contains 7 whorls, convex, angular behind and excavate above.

They are elegantly ribbed lengthwise (12–14 in body whorl), transversely regularly lirate.

[2] This marine species is endemic to Australia and can be found off New South Wales, South Australia, Tasmania and Victoria.