There are at least six artists with this name;
These are photos from concerts where Ancestors played, so they may be of other bands that played the concert as well.
Elder / Ancestors / Earthmass / Cegvera Oct 4, 2018 Bristol, England, United Kingdom Uploaded by Josh King
BlackMath Horseman / Intronaut / Ancestors / Mountains Of California Feb 19, 2010 Los Angeles, California, United States Uploaded by Stephenhuerta
Fog Rising Fest / Witch / BlackMath Horseman / Ancestors / Red Fang / Saviors / Assemble Head In Sunburst Sound / Lecherous Gaze / Citadelle / Night Horse Nov 7, 2009 San Francisco, California, United States Uploaded by Stephenhuerta
DIT Fest Sep 11 - 12, 2009 Kent, Ohio, United States Uploaded by Jim Lightcap