It exhibits mollusks, arthropods, echinoderms, and chordates. The museum has an ample and diverse collections of pieces of sea fossils, including among them: ammonites, clams, oysters, shark teeth, petrified teeth, belemnites, baculites, and trilobites. It also exhibits pieces of anthropological materials from the tribes of the region, such as: arrowheads, mortars, and metates, fishing creels, deer horns, and petroglyphs.