A marked lack of correspondence or agreement
One more inconsistency Dean didn't need.
In fact, he was only consistent in his inconsistency (semper in omnibus varies).
See what gross inconsistency is tolerated.
It is true that the schemes drawn up by chronologists differed widely, as was natural, considering the variety and inconsistency of their documentary data.
However we may explain the inconsistency, we are precluded by the moral earnestness of the writer from assuming the visions to be pure inventions.