Taxon - Links and literature
Portál informačního systému ochrany přírody (ISOP) 2023.4 [394]
Portál informačního systému ochrany přírody (ISOP) [http://portal.nature.cz] [as Haplodrassus umbratilis (L. Koch, 1866)]
Data retrieved on: 25 April 2023
araneae - Spiders of Europe 2020.05 [1324]
Nentwig W., Blick T., Bosmans R., Gloor D., Hänggi A., Kropf C.: araneae - Spiders of Europe [https://araneae.nmbe.ch] [as Haplodrassus umbratilis (L. Koch, 1866)]
Data retrieved on: 1 May 2020
Czech Arachnological Society [haplodrassus-umbratilis-313]
Czech Arachnological Society [https://www.arachnology.cz/] [as Haplodrassus umbratilis (L. Koch, 1866)]
Data retrieved on: 3 August 2020
de Jong, Y.S.D.M. (ed.): Fauna Europaea 2.4 [http://www.faunaeur.org] [as Haplodrassus umbratilis (L. Koch, 1866)]Data retrieved on: 9 March 2012
World Spider Catalog 21.0 [urn:lsid:nmbe.ch:spidersp:027367]
World Spider Catalog: World Spider Catalog [http://www.wsc.nmbe.ch/], Natural History Museum Bern [as Haplodrassus umbratilis (L. Koch, 1866)]
Data retrieved on: 3 August 2020
Kůrka A., Kovařík F. (2003): České názvy živočichů VI. Pavoukovci (Arachnida). I. Pavouci (Araneae) a štíři (Scorpiones), Národní muzeum, (zoologické odd.), Praha, 167 pp. [as Haplodrassus umbratilis (L. Koch, 1866)]Data retrieved on: 11 May 2013
Buchar J., Růžička V. (2008): Check-list of spiders of Czech Republic [as Haplodrassus umbratilis (L. Koch, 1866)]Data retrieved on: 14 March 2009
Růžička V. (2020): Check-list of spiders of the Czech Republic (private database) [as Haplodrassus umbratilis (L. Koch, 1866)]Data retrieved on: 20 June 2020