Turned in a bunch of Gnoll Teeth.

[Nachtsuchen]

I forget if class and/or race experience modifiers still exist, but I do think the Gnoll Fangs quests was trimmed back somewhat for experience turn-ins around that level. Its been some time though, but I remember getting generally the same feeling on my own Ranger.

[eqravenprince]

Well there's your problem, you turned them into Barbarian instead of Human. In my testing, the Human guy in Qeynos yields more exp.