There are plenty bands with this name.
These are photos from concerts where Howl played, so they may be of other bands that played the concert as well.
Everytime I Die / Trap Them / Howl / Summit Nov 20, 2010 Orangevale, California, United States Uploaded by Sacramento Shows
Maryland Deathfest VIII May 28 - 30, 2010 Baltimore, Maryland, United States Uploaded by Hackblowfist