Tomellana lineata, common name the wavy-line turrid, is a species of sea snail, a marine gastropod mollusk in the family Clavatulidae.

The shell is smooth with a body whorl more or less constricted above.

The spire is sometimes very short, and sometimes long.

The color of the shell is whitish or yellowish brown, thickly flexuously longitudinally lineated with chestnut or chocolate.

[3] This species occurs in the Atlantic Ocean from Senegal to Angola.