Tithonian ammonites (Fallauxi and Volanense Zones) from the Mount Acuto-Mount Catria massif (Umbria-Marche Apennines): new data on the family Simoceratidae Spath, 1924. Annali dei Musei Civici Rovereto, 37 2021: 183-234. 222 [Zoological Record Volume 159]