Can't see it in the bag to be 100% certain but thinking Chinese Algae Eater.
Tend to become aggressive when grown. Gave my angels fits when full grown.
The Fraternity of Dirt
If at first you don't succeed,,, keep kicking it RubberSideDownOnTheLanding, 2-75g planted, 5-55g planted, 5-20g planted, 110g w/30g sump, 8-10g, Refugium, doghouse/newbie 2012 update adding table top pleco pans & a 90g (Nutz)