40 Réis - Pedro II Rio de Janeiro Mint

By 1699, Brazil's colonial mint at Rio de Janeiro was operating under chronic pressure — silver from the interior was inconsistently supplied, and the Crown's demand for fractional coinage to service small transactions in the captaincies outpaced what the mint could reliably produce. Pedro II had already weathered the disruptive Restoration wars and the economic strains of rebuilding Portuguese trade networks, and his colonial mints were expected to compensate for shortfalls the Lisbon establishment could not cover.

The Bentes reference range 91.01–91.04 reflects documented die variations across this single year's production — an unusually wide spread for such a small fractional piece.