Alvania burtoni
Alvania burtoni is an extinct species of minute sea snail, a marine gastropod mollusc or micromollusk in the family Rissoidae.[1] DescriptionThe length of the shell attains 4.3 mm, its diameter 2.3 mm.
DistributionFossils of this species were in Bartonian strata near Barton, Great Britain. References
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