I... but... wait... WHAT?!? I'm going to choose to believe that those are just abstract clock faces and be done with it.
I was just joking. Previously, @Imrahil posted over a thousand pokemon pictures in this thread and now he has posted hundreds of these abstract drawings. Based on the sheer volume of each subset, I was jokingly positing that each of these must be some representation of the pokemon that came before.
In joking you are spot This artist decided to portrait (at least) all 151 original Pokemon. For those of you who paid attention in the first round might be able to name them based solely on the art piece Grrr, !mrahil