Requested reference
Hahn, C. W. (1821). Monographie der Spinnen. Lechner, Nürnberg, Heft 2, pp. 1-2, 4 pls. doi:10.5962/bhl.title.122225 -- Show included taxa
Hahn, C. W. (1821). Monographie der Spinnen. Lechner, Nürnberg, Heft 2, pp. 1-2, 4 pls. doi:10.5962/bhl.title.122225 -- Show included taxa