Career
He died on October 28, 1954, in São Paulo Pedro do Sul. Prestes was a self-taught paleontologist. Beginning in 1925, he worked with many visiting paleontologists in both Santa Maria and São Pedro do Sul in the Brazilian state of Rio Grande do Sul.
Friedrich von Huene named the carnivorous Triassic reptile Prestosuchus chiniquensis in Prestes"s honor (from Prestes and Chiniquá, his birthplace).
Prestes organized and arranged the fossils for the Instituto de Educação General Flores da Cunha and contributed considerably to the Paleorrota Geopark.