Troglophilous
Guides
Crumomyia
Crumomyia is a genus of small flies in the family Sphaeroceridae, commonly known as lesser dung flies. Species in this genus have been documented from caves in Europe, including a troglophilous population in the Czech Republic that shows morphological adaptations to subterranean life. The genus is distributed across northern and central Europe, with records from Denmark, Norway, and Sweden.