Eimeria oocysts in deer coprolites dated from 9,000 years BP

Excavations performed by the archaeological team of the Fundação Museu do Homem Americano at the site of Perna I, São Raimundo Nonato, Piauí State, northeast Brazil, yielded small rounded coprolites from a layer dated by radiocarbon from 9.000 years BP (Before Present).