Type
Subchron
Age range
167.65–167.61 Ma
Middle Jurassic
Bathonian
M41n.2n
M41n.2r
M41n.3n
167.650167.648167.646167.644167.642167.640167.638167.636167.634167.632167.630167.628167.626167.624167.622167.620167.618167.616167.614167.612167.610