Alvania kenneyi
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Alvania kenneyi is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.
Description
The length of the shell attains 0.8 mm, its diameter 0.5 mm.
Distribution
Fossils of this marine species were found in Miocene strata at Enewetak Atoll, Marshall Islands.