Mangelia isabellae is a minute extinct species of sea snail, a marine gastropod mollusk in the family Mangeliidae.Maury, Carlotta Joaquina. New Oligocene shells from Florida. Cornell univ. Harris Company, 1910.
Description
The length of the shell attains 11 mm. Distribution This extinct marine species was found in Miocene strata of the Alum Bluff Formation, Florida; USA.
References
External links Worldwide Mollusc Species Data Base: Mangelia isabellae