221 (1 photos) 2013-07-11 Sierra Quila, Jal, Mexico
With a little more red on the back than 219.
219 (1 photos) 2013-07-19 Parque Los Colomos, Gdl, Jal, Mexico
Comes in many forms. Normally it shows a reddish belly. I don't make studies of the squirrels in the park, so I don't know if this species share the territory with others.