Requested reference
Bond, J. E., Hamilton, C. A., Godwin, R. L., Ledford, J. M. & Starrett, J. (2020). Phylogeny, evolution, and biogeography of the North American trapdoor spider family Euctenizidae (Araneae: Mygalomorphae) and the discovery of a new 'endangered living fossil' along California's central coast. Insect Systematics and Diversity 4(5, 2): 1-14. doi:10.1093/isd/ixaa010 -- Show included taxa