This is occurring on both the NA and EU versions of the newly launched pre-order website.

http://na.finalfantasyxiv.com/product/
http://eu.finalfantasyxiv.com/en/product/index.html

The footnote text (highlighted red) seems like it ought to be flipped between the two entries for the Couerl mount and the Behemoth barding:

Coeurl Mount

Adventurers will be able to ride a variety of mounts for transportation in A Realm Reborn - including chocobos, Magitek armor and more! With this bonus, you'll be able to hop aboard a coeurl and chase down your foes!
* Players must first reach level 20 to obtain a chocobo before they can outfit it with barding.

Behemoth Barding

In A Realm Reborn, adventurers will be able to do battle against the ferocious enemies of Eorzea alongside their personal chocobo, as well as equip their trusted companions with unique armor! The Collector's Edition includes special Behemoth-themed armor that you can outfit your chocobo with!
* Players will be able to ride mounts once they have reached level 20 and have obtained a chocobo.