Map showing the calcareous fens studied (marked with circles). All fens are located in the coastal lowland of Latvia.

 
 
  Part of: Štokmane M, Cera I (2018) Revision of the calcareous fen arachnofauna: habitat affinities of the fen-inhabiting spiders. ZooKeys 802: 67-108. https://doi.org/10.3897/zookeys.802.26449