Patella piperata

Patella piperata is a species of sea snail, a true limpet, a marine gastropod mollusc in the family Patellidae, one of the families of true limpets.^[1]

Patella piperata
Five views of a shell of Patella piperata
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Patellogastropoda
Family:	Patellidae
Genus:	Patella
Species:	P. piperata
Binomial name
Patella piperata Gould, 1846
Synonyms[1]
Patella fraunfeldi Dunker, 1866 Patella guttata d'Orbigny, 1840 Patella nigrosquamosa Dunker, 1846

A 2oo6 study in National Library of Medicine showed alarming traces of metal contamination.