"298.9"^^ . . "[Obsolete: use AHBR]"@en . "251.9"^^ . . . . "archaic"@en . "Obsolete name. Bedrock. Occurs onshore. Formed during the Permian Period (298.9-251.9 Ma BP)."@en . . "HABR"@en . . . . "Heavitree and Alphington Breccias [Obsolete: use AHBR]"@en . "Heavitree and Alphington Breccias [Obsolete: use AHBR]"@en . "Alphington Breccia Formation and Heavitree Breccia Formation (Undifferentiated)"@en .