Left to Right: Captain, onager (a type of Asiatic ass- That's the EO logo on his butt) Koosh, burro Orange Blossum, Przewalski's horse Barcode, generic Plains zebra (the barcode was invented some time in the late 70's, but became widely used in the 80's.. fancy that :O) BetaMax, quagga
Gouache and color pencil, my first go with this kind of mixed media.. took a bit longer than I would've liked, but for retro ponies I'll spare all the time in the world. :)