†subfamily Dagnachonetinae Racheboeuf 1981 (lamp shell)
Strophomenata - Strophomenida - Chonetidae
Parent taxon: Chonetidae according to A. Williams et al. 2000
Sister taxa: Chonetinae, Devonochonetinae, Notiochonetinae, Retichonetinae
Subtaxa: Corbicularia Dagnachonetes Frankiella Luanquella Mamutinetes Nurochonetes Pradochonetes Rhyssochonetes Sinochonetes
Type: Dagnachonetes
Ecology: stationary epifaunal suspension feeder
Distribution:
• Givetian of France (6 collections)
• Devonian of Belgium (1), Canada (9: Manitoba, Northwest Territories, Yukon), China (6), Czechia (1), France (4), Germany (2), Libya (1), Poland (10), the Russian Federation (1), Spain (1), United States (23: Iowa, Nevada, New Mexico, New York)
Total: 65 collections including 67 occurrences