Vetulonia densilirata is a species of sea snail, a marine gastropod mollusk, unassigned in the superfamily Seguenzioidea.
The length of the shell attains 2 mm; its diameter: 3 mm.
(Original description) the shell resembles Vetulonia paucivaricosa <small>(Dautzenberg, 1889)</small> but with a depressed, almost flat spire. There are about 35 axial lamellae on the body whorl. The spiral sculpture is finer and closer, and the aperture is almost circular with a continuous margin.
This marine species occurs off Florida, USA.