Type
Subchron
Age range
165.85–165.42 Ma
Middle Jurassic
Bathonian
M39n.1r
M39n.2n
M39n.2r
165.86165.84165.82165.80165.78165.76165.74165.72165.70165.68165.66165.64165.62165.60165.58165.56165.54165.52165.50165.48165.46165.44165.42