Okay so I decided to try to get some more pictures of the male Dinker's underside closer toward the end of his tail since I was asked about his belly closer toward his tail. Here's the pics.
http://i47.tinypic.com/21jx5py.jpg
http://i49.tinypic.com/xgjnyh.jpg
http://i45.tinypic.com/1z1v4o0.jpg
And, just because I like this marking on the topside of his tail, I've included the following shot :D
http://i47.tinypic.com/8xn15d.jpg