Iconography of the earliest known subterranean insect fauna. Artist: Ernst Heeger. Source: Schmidl (1854, Tab. 15), Austrian National Library, Bildarchiv (ALB Vues 08765).

 
 
  Part of: Mattes J (2024) Collecting empires: Dominik Bilimek and early subterranean zoology between politics and field research. Subterranean Biology 49: 117-137. https://doi.org/10.3897/subtbiol.49.132266