Zebinella eleonorae
Zebinella eleonorae is an extinct species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoinidae.
Description
The length of the shell attains 6.5 mm, its diameter 2.5 mm.Of the three poorly preserved specimens described by Baluk in 2006, one is 5.6 mm high ad 2.22 mm wide while another specimen is 2.8 mm wide.
Specimens from Kostej and Lapugy in Transylvania described by Boettger in 1901 are characterized by a variable number of axial ribs on the penultimate whorl: 27-41. In 1907, he describes specimens from Korytnica with 24-28 axial ribs.