Figure 4: Relative abundance of morphotypes within the Gaoyuzhuang assemblage.

Individuals (total n=53) with regular shapes consist of four morphotypes. Blue=linear (26 individuals, 49% of total number); orange=cuneate (16 individuals, 30% of total number); grey=tongue-shaped (8 individuals, 15% of total number); yellow=oblong (3 individuals, 6% of total number).