Atypus karschi Dönitz, 1887 (Araneae: Atypidae): An Asian purse-web spider established in Pennsylvania, USA
Fig 5
Boxplots showing the variation of the below-ground and above-ground lengths of excavated purse-webs of A. karschi, Pennsylvania, USA (n = 13).
The means are indicated by an x and the hollow dot indicates an outlier (less than the 25th percentile minus 1.5 × Interquartile range).