. . "419.0"^^ . . . "Lochkovian Age"@en . "Lochkovian Age is a division of geological time within the Devonian Period. It is the first of the three ages within the Early Devonian Epoch. It is preceded by the Pridoli Epoch (Silurian Period) and succeeded by the Pragian Age (Geologic Time Scale 2020, figs. 2.1, 22.1; https://timescalefoundation.org/)."@en . "DO"@en . "Lochkovian Age"@en . "412.4"^^ . "stable"@en .