Genus: Provelosaurus LEE, 1997
Etymology: Latin, pro, “before”, Latin, velo, “to cover”, and Greek, sauros, “lizard”: Before to cover lizard.

Species: americanus (ARAUJO, 1985) LEE, 1997
Etymology:

Holotype: UFRGS PV 0231 P

Locality: Bage-Acegua Highway, Rio Grande do Sul State, Brazil.

Horizon: Rio do Rasto Formation.

Biostratigraphy:

Age: Late Permian.

Referred material:

UFRGS PV 0233 P: Dorsal and caudal vertebrae, ribs, pelvis, osteoderms, femur, humerus, radius, ulna, tibia, fibula and pedal elements.