Do you live near a university that has some kind of ethnic studies? You might try having some one there look at it.
Horse with human legs is what I see.
The only results I could find using the internet from that is Hayagriva
https://en.wikipedia.org/wiki/Hayagriva
Horse-face
https://en.wikipedia.org/wiki/Ox-Head_and_Horse-Face
and this guy right here: