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callovian

Callovian vs Oxfordian - What's the difference?

callovian | oxfordian | coordinate terms |

Callovian is a coordinate term of oxfordian.


As proper nouns the difference between callovian and oxfordian

is that callovian is (geology|paleontology) a subdivision of the jurassic period 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.