The principal paleontological sites represented in the collections include the continental Permiano Inferiore from upper Val Trompia, known for tetrapod footprints and plant remains; the Triassico Superiore deposits from upper Valvestino and upper Valle del Garza, which have yielded marine fishes and crustaceans; and the Giurassico Inferiore ammonite-bearing deposits of Monte Domaro, a historic fossil site near Gardone Val Trompia.