Anacithara angulosa
Anacithara angulosa is a species of sea snail, a marine gastropod mollusk in the family Horaiclavidae.
Description
The length of the shell attains 5 mm, its diameter 1¾ mm.The shell is small, ovate, and pale brown. It has 6 whorls; the first 4 are convex, polished, and simple. The remaining whorls are angled in the middle and are adorned with strong, curved, distant ribs. They are very finely striated transversely; the striae are indistinct over the ribs. The aperture is subovate, almost equaling the spire. The columella is callous and tuberculate above. The outer lip is thickened, and the siphonal canal is very short.