Family Helodidae Shuckard 1839 (beetle)
Insecta - Coleoptera - Helodidae
Parent taxon: Eucinetoidea according to R. A. Crowson 1981
Sister taxa: Clambidae, Derodontidae, Eucinetidae, Mesocinetidae
Subtaxa: none
Ecology:
Distribution:
• Quaternary of the United Kingdom (10 collections)
• Paleocene of Canada (1: Alberta)
Total: 11 collections each including a single occurrence