Type
Zone
Age range
251.4–249.9 Ma
Early Triassic
Olenekian
Induan
Neospathodus waageni
Neospathodus dieneri Morph 3
Sweetospathodus kummeli
251.4251.3251.2251.1251.0250.9250.8250.7250.6250.5250.4250.3250.2250.1250.0249.9