Type
Zone
Age range
188.5–187.5 Ma
Early Jurassic
Pliensbachian
Amaltheus margaritatus
Prodactylioceras davoei
Tragophylloceras ibex
188.5188.4188.4188.3188.3188.3188.2188.2188.1188.1188.0187.9187.9187.8187.8187.8187.7187.7187.6187.6187.5