Originally Posted by Aaron Mattson

How old is it? Feeding babies usually go for $75-150ea. Adults from about $125-200ea. Exceptional specimens(usually those with high band counts, few or no crossovers, extreme side-speckling and red head caps) can sell for significantly more.
As far as Type I, II, III, those are just normal natural pattern variations that can all hatch from the same clutch. If you line breed similarly looking specimens for several generations you can get them to breed somewhat true.