page_title: Oxfordian (stage)
section_title: †Plesiosaurians
hierarchical_section_title: Oxfordian (stage) / Palaeontology / †Plesiosaurians
caption_attribution_description: English: Gallardosaurus
context_page_description: The Oxfordian is, in the ICS' geologic timescale, the earliest age of the Late Jurassic epoch, or the lowest stage of the Upper Jurassic series. It spans the time between 163.5 ± 4 Ma and 157.3 ± 4 Ma. The Oxfordian is preceded by the Callovian and is followed by the Kimmeridgian.
caption: Gallardosaurus
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