The hunt is on for a robber. He's wanting for holding up the Bankcorps South branch in the 12-hundred block of North Market about 10 o'clock this morning.Shreveport police say the man was wearing a long white shirt and dark pants -- and had a green mask or cloth hiding his face. Sergeant Jim Taliaferro says the robber was armed with a small calibre handgun. He demanded and got money from one of the tellers -- in a Bankcorps South bank bag -- and was last seen getting into a primer-grey four-door car.