Siratus beauii is a species of sea snail, a marine gastropod mollusk in the family Muricidae, the murex snails or rock snails.

[1] This species attains a size of 120 mm.

with a degree of variation in color and sculpture strength, particularly the size of spines and varices.

This species occurs in the Caribbean Sea, the Gulf of Mexico and the Lesser Antilles.A deepwater species trapped alive at depths no less than around 180–200 meters, off West coast Barbados.

This Muricidae-related article is a stub.