The Bashkirian is in the ICS geologic timescale the lowest stage or oldest age of the Pennsylvanian, the youngest subsystem of the Carboniferous. The Bashkirian age lasted from {Geologic Ages Inline|Bashkirian} to {Geologic Ages Inline|Moscovian} Ma, is preceded by the Serpukhovian and is followed by the Moscovian. The Bashkirian overlaps with the...
Found on
http://en.wikipedia.org/wiki/Bashkirian
An epoch of the carboniferous 322.8 - 311.3 Ma
Found on
https://www.encyclo.co.uk/local/20501
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