The lateral form is made up of material eroded from valley walls by a moving glacier.  
A ground one of these geological features is a continuous layer of till underneath a retreating glacier.  The lateral form is made up of material eroded from valley walls by a moving glacier.  The medial type is a ridge-shaped features arising from a rock outcropping or converging lateral types, while the push kind rises ahead of an advancing glacier.  FTP, name this distinct accumulation of glacial till.
A ground one of these geological features is a continuous layer of till underneath a retreating glacier.  
moraine