Agladrillia callothyra

Agladrillia callothyra is an extinct species of sea snail, a marine gastropod mollusk in the family Drilliidae

It is the type species of the genus Agladrillia.

Description
The height of the shell attains 19.5 mm, its diameter 7.1 mm.

(Original description) The shell is small and moderately slender, with a nucleus consisting of about two whorls. The aperture aligns with the genus description. The sculpture features narrow axial ribs, between which lie broad spiral bands separated by narrow grooves. The anal fasciole has a swelling adjacent to the suture, which is crudely undulated by obscure prolongations of the axial ribs.

Distribution
This extinct marine species was found in Pliocene strata on Jamaica.