 Though he produced religious figures, such as the "Corpus" from a crucifix in the Cleveland Museum of Art, his main subjects were pagan, including dragons and satyrs, and functional objects, such as inkwells, candlesticks, and oil lamps.Pomponius Gauricus mentions Severo in his chapter on bronzes in "De sculptura" (1504), without identifying any subjects.A mark of his convincing style "all'antica" is the fact that a bronze bust of a bearded man wearing a toga in the collection of the Rijksmuseum was long considered to be a Roman bronze.