Haedropleura septangularis

Haedropleura septangularis, common name the seven-ribbed conelet, is a species of sea snail, a marine gastropod mollusk in the family Horaiclavidae.

Description
The size of an adult shell varies between 9 mm and 12 mm. The shell is pale yellowish or almost white, with distant strong ribs. The shoulder has brown dashes or spots, appearing on the ribs only. There is usually, on the body whorl a central line of spots, also on the ribs.

Distribution
This species occurs in the Mediterranean Sea and in the eastern Atlantic Ocean.