1911年8月19日於滿洲里挖開的旱獺洞穴。圖左上角是封閉口 ，右上白色手帕位置顯示洞穴向上，前方白色手帕位置是巢穴，另前方白色帽的位置是傾斜洞穴入口。Tarabagan burrow opened on August 19th, 1911 near Manchouli. Top left is a blind end; white handkerchief on top right indicates burrow going upwards; white handkerchief in foreground is the enlarged space which lies the nest; the hat in foreground indicates sloping entrance.