According to this page, races are limited in their choice of class...
http://eq2.allakhazam.com/EQ_2Races.html
I don't have access to my own computer at the moment to test this information, so I'm wondering if this crap is accurate. One of the coolest things about this game when I bought it was that I play something unique and difficult, as well as strange and unheard of, such as a Wood Elf wizard for example. This would truly tick me off.