Margarella porcellana explained

Margarella porcellana is a species of sea snail, a marine gastropod mollusk, in the family Calliostomatidae within the superfamily Trochoidea, the top snails, turban snails and their allies.^{[1] [2]}

Notes and References

1. MolluscaBase (2018). Margarella porcellana Powell, 1951. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=759499 on 2018-12-28
2. Powell A. W. B. (1951). Antarctic and Subantarctic Mollusca: Pelecypoda and Gastropoda. Discovery Reports, 26: 47-196, pl. 5-10.