Requested reference
Li, D. Q., Liu, F. X., Li, D. Q. & Xu, X. (2020a). Two new species of the primitively segmented spider genus Songthela from Hunan Province, China (Mesothelae, Liphistiidae). ZooKeys 937: 1-19. doi:10.3897/zookeys.937.50548 -- Show included taxa