Friedrich Wilhelm Bösenberg (1841 – 2 February 1903) was a German merchant and arachnologist, noted as a collector of spiders from Baden-Württemberg.

He worked professionally as a wholesale merchant of gold and silver jewelry in Pforzheim. In his free time, he devoted himself to the collection and study of spiders, acquiring enough expertise to publish numerous papers in specialized journals.Bonnet, Pierre (1945). Bibliographia araneorum. Les frères Doularoude (Toulouse).Biographical note (in German) archived link

His collaboration with the Norwegian arachnologist Embrik Strand led to the description of about one hundred new taxa, mostly spider species, from both Germany and Japan.

Taxa described (selection) Alenatea fuscocolorata (Bösenberg & Strand, 1906), Araneidae Allocosa hirsuta (Bösenberg & Lenz, 1895), Lycosidae Cyclosa argenteoalba (Bösenberg & Strand, 1906), Araneidae Euophrys valens (Bösenberg & Lenz, 1895), Salticidae Gnaphosa kompirensis (Bösenberg & Strand, 1906), Gnaphosidae Hyptiotes affinis (Bösenberg & Strand, 1906), Uloboridae Tmeticus bipunctis (Bösenberg & Strand, 1906), Linyphiidae Yaginumena castrata (Bösenberg & Strand, 1906), Theridiidae

Taxa named in his honor Araneus boesenbergi (Fox, 1938), Araneidae Argiope boesenbergi (Levi, 1983), Araneidae Ariadna boesenbergi (Keyserling, 1877), Segestriidae Theridion boesenbergi (Strand, 1904), Theridiidae Thomisus boesenbergi (Lenz, 1891), Thomisidae Xysticus boesenbergi (Charitonov, 1928), Thomisidae

Selected works Bösenberg, F.W. & Lenz, H. (1894). Ostafrikanische Spinnen gesammelt von Herrn Dr. F. Stuhlmann in den Jahren 1888 und 1889. Jahrbuch der Hamburgischen Wissenschaftlichen Anstalte, XII, Gräfe & Sillem, Hamburg. Bösenberg, F.W. (1895). Beitrag zur Kenntnis der Arachniden-Fauna von Madeira und den Canarischen Inseln. Abhandlungen aus dem Gebiete der Naturwissenschaft, Naturwissenschaftlicher Verein in Hamburg, Friederichsen & Co., Hamburg. Bösenberg, W. (1899). Die Spinnen der Rheinprovinz. Verhandlungen des naturhistorischen Vereins der preußischen Rheinlande und Westfalens 56: 69–131. Bösenberg, F.W. (1901–1903). Die Spinnen Deutschlands. Zoologica, Stuttgart, 6 volumes. Bösenberg, F.W. & Strand, E. (1906). Japanische Spinnen. Abhandlungen der Senckenbergischen Naturforschenden Gesellschaft, Band 256.

References