What about ackies? Seem to be the right size - and from what I've heard will be pretty calm and enjoy/tolerate sitting in your lap for a time.
I know tegus will, too. A b/w is my next lizard, sometime this summer. But I've read ackies are among the best for personality.
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NorCalAl
On the Ridge
0.1 Super Pastel Ball (Bumba), 1.0 Chuckwalla (Sauron), 1.0 Desert Tortoise (Cartman), 0.1 Ferret (Felon), 2.1 Canine (Iris, Baxter, Banger), 1.0 Feline (Sam), 1.0 Eclectus (Merlin)
Not enough computers, cameras, or time!

