the Anisian Stage: Deşli Caira Hill, North Dobrogea, Romania, Albertiana 36, pp. 54–71. ; 2004: A Geologic Time Scale 2004, Cambridge University Press. External links GeoWhen Database - Anisian Lower Triassic timescale at the website of the subcommission for stratigraphic information of the ICS Lower Triassic timescale at the website of Norges Network of offshore records of geology and stratigraphy. 01 Geological ages Triassic geochronology