Wow, I forgot about this thread. Here's some more for you.
Book of Exalted Deeds
Archon, Owl
Archon, Sword
Archon, Throne
Archon, Warden
Asura
Bariaur
Bariaur Defender of Ysgard
Crypt Warden
Eladrin, Coure
Eladrin, Firre
Eladrin, Shiradi
Eladrin, Tulani
Guardinal, Equinal
Guardinal, Musteval
Guardinal, Ursinal
Hollyphant
Leskylor
Leskylor, Three-Headed
Moon Dog
Quesar
Rhek
Rhek Chaosgrinder
Templates:
Aleax
Sacred Watcher
Saint
Sanctified Creature
There are also a bunch of Celestial Paragons (the opposites of archfiends), which include the Tome Archons and the leaders of the Eladrin and Guardinals.
I updated the Dragon Magazine Index thread with the critters from #313 as well.