Eulimella ventricosa is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.
The shell is yellowish white with irregular light chestnut undulating longitudinal stripes, more or less intensified into revolving bands. The size of the shell varies between 1.9 mm and 6.2 mm. Compared to Eulimella acicula, the shell of Eulimella ventricosa is thinner, with tumid whorls and a deeper suture. The shell is slightly striated longitudinally, with the body whorl ventricose. The columella is triplicate.
This species occurs in the following locations at depths between 65 m and 480 m:
