Tithonian vs Oxfordian - What's the difference?

tithonian | oxfordian | coordinate terms |

Tithonian is a coordinate term of oxfordian.

As proper nouns the difference between tithonian and oxfordian

is that tithonian is (geology|paleontology) an age or stage, from 1521±09 my to ~1450 ma while oxfordian is (geology) the age from 1635±10 ma to 1573±10 ma or the stage of rocks (chiefly coral-derived limestones) deposited during it.

As a noun oxfordian is

a native or resident of oxford.

As an adjective oxfordian is

of or pertaining to oxford or its residents.