Type
Zone
Age range
7.7–6.71 Ma
Miocene
Messinian
Tortonian
Stichocorys peregrina
Didymocyrtis penultima
Didymocyrtis antepenultima
7.77.77.67.57.57.57.47.37.37.37.27.27.17.07.07.06.96.86.86.86.7