Figures 17-20 from: Bond J (2012) Phylogenetic treatment and taxonomic revision of the trapdoor spider genus Aptostichus Simon (Araneae, Mygalomorphae, Euctenizidae). ZooKeys 252: 1-209. https://doi.org/10.3897/zookeys.252.3588

Figures 17-20 - Box plots for quantitative measurements used in phylogenetic analysis and species diagnosis; ratios are given in values multiplied by 100 (y-axis); characters states are indicated above and below horizontal line bisecting graph; species abbreviations (x-axis) defined in Table 1. 17 sternum length to width 18 labium length to width 19 leg IV tarsus length to femur length 20 leg I tibia length to femur length.