Synaptocochlea asperulata is a species of sea snail, a marine gastropod mollusk in the family Trochidae, the top snails.

[2][3] The shell is haliotis-shaped with a convex back.

It is rufous-brown, ornamented with a broad white girdle.

It is decussated by elevated rather close-set lines and oblique striae.

The white spire is posterior, rather prominent.