Type
Zone
Age range
161.5–161.4 Ma
Late Jurassic
Oxfordian
Middle Jurassic
Callovian
Cardioceras cordatum
Quenstedtoceras mariae
Quenstedtoceras lamberti
161.50161.50161.49161.49161.48161.47161.47161.47161.46161.46161.45161.44161.44161.44161.43161.43161.42161.41161.41161.41161.40