Persicula calculus

{{Short description|Species of gastropod}}

{{Speciesbox

| genus = Persicula

| species = calculus

| authority = (Redfield, 1870)

}}

Persicula calculus is a species of sea snail, a marine gastropod mollusc, in the family Cystiscidae.{{Cite web |title=WoRMS - World Register of Marine Species - Persicula calculus (Redfield, 1870) |url=https://www.marinespecies.org/aphia.php?p=taxdetails&id=533263 |access-date=2024-07-04 |website=www.marinespecies.org}}