Mitochondrial COI time tree, based on 2.5% substitution rate analysis. Bootstrap values from whole mitogenome phylogenetic analysis (see Suppl. Material 5). Upper left inset: Density plot of tree root heights estimated using different COI substitution rate values.

 
 
  Part of: Monjaraz-Ruedas R, Mendez RW, Hedin M (2023) Species delimitation, biogeography, and natural history of dwarf funnel web spiders (Mygalomorphae, Hexurellidae, Hexurella) from the United States / Mexico borderlands. ZooKeys 1167: 109-157. https://doi.org/10.3897/zookeys.1167.103463