Type
Zone
Age range
159.7–159 Ma

International Timescale

Late Jurassic
Oxfordian

Ammonite Zonation - Boreal

Ringsteadia pseudocordata
Perisphinctes cautisnigrae
Perisphinctes pumilus
159.7159.7159.6159.6159.5159.4159.4159.3159.3159.3159.2159.2159.1159.1159.0

Macrostrat

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