Description: Español: Hembra de Latrodectus tredecimguttatus, viuda negra europea Black widow spider, young female, Europe, Croatia, photo by K. Korlevic. Date: 18 September 2005 (original upload date). Source: No machine-readable source provided. Own work assumed (based on copyright claims). Author: No machine-readable author provided. Kork~commonswiki assumed (based on copyright claims).
Description: Black widow spider, young male, Europe, Croatia, photo by K. Korlevic (Korlević). Date: 18 September 2005 (original upload date). Source: No machine-readable source provided. Own work assumed (based on copyright claims). Author: No machine-readable author provided. Kork~commonswiki assumed (based on copyright claims).
Description: Español: Latrodectus tredecimguttatus. Date: 1950. Source: Laminas entomológicas por E Handschin., Rene Rock, W. Linsenmaier y Enrique Rioja. Servicio Científico de Laboratorios Roche 1950. Author: W. Linsenmaier.