User blog comment:John Alfred Hammond, CEO/Do we really know which Compies are which?/@comment-1791057-20130708042736/@comment-1791057-20130711180243

That's right. The third digit would have only the last bone and the claw exposed, essentially making it an appendix to the hand itself. It would have been a very stubby, useless little thing that would have been difficult to notice in a living animal.