. "stable"@en . "161.5"^^ . "Callovian Age"@en . "JC"@en . . "Callovian Age"@en . "165.3"^^ . . "Callovian Age is a division of geological time within the Jurassic Period. It is the last of the four ages within the Mid Jurassic Epoch. It is preceded by the Bathonian Age and succeeded by the Oxfordian Age (Late Jurassic Epoch) (Geologic Time Scale 2020, figs. 2.1, 26.1; https://timescalefoundation.org/)."@en . .