Can I take an archetype on an Improved Familiar?

[CigarPete]

There's a scenario that give the ability to take a

Spoiler:

wyrmling nightmare dragon

as a familiar with Improved Familiar. Can I apply an Archetype to that Familiar?

[Streamwalker]

Only if the archetype doesn't replace Speak With Animals of It's Own Kind -ability.

[CigarPete]

Cool, so Sage should be good to go then