The metacarpus (of the left hand) is the intermediate part of the hand skeleton that is located between the fingers distally and the carpus which forms the connection to the forearm.
Mariana Ruiz Villarreal <a href="//commons.wikimedia.org/wiki/User:LadyofHats" title="User:LadyofHats">LadyofHats</a>
<a href="//commons.wikimedia.org/wiki/File:Metacarpals_numbered-en.svg" title="File:Metacarpals numbered-en.svg">File:Metacarpals numbered-en.svg</a>