[reasonisfaith]

“they can be found in any order, youngest on oldest, oldest on youngest, and in almost any other imaginable combination.”

In that case, the “scientific” ordering of the strata must be arbitrary and meaningless.

[aruanan]

In that case, the “scientific” ordering of the strata must be arbitrary and meaningless.

The ordering is not arbitrary. Their age is determined by the index fossils they contain.