Today a new publication appeared, not about ants but other arthropods associated with ants. It is from the Belgian province Limburg, part the Voer, just under The Netherlands, province Limburg... and along Germany.
The title;
BJE 2023 vol. 141 - François Vankerkhoven, Peter Berx, Bart Bosmans, Wouter Dekoninck, Marc Janssen, Eugène Stassen & Luc Crevecoeur - Faunistic survey of myrmecophilous and other ant-associated beetles and spiders in the Belgian province of Limburg (Araneae, Coleoptera, Hymenoptera: Formicidae) (61pp).
PDF-link:
http://www.srbe-kbve.be/cm/sites/defaul ... l_2023.pdf