Requested reference
Koch, C. L. (1845). Die Arachniden. C. H. Zeh'sche Buchhandlung, Nürnberg, Zwölfter Band, pp. 1-166, pl. 397-432 (f. 960-1077). [for the correct year of publication see Brignoli, 1985b] doi:10.5962/bhl.title.43744 -- Show included taxa