Bromius obscurus

Bromius obscurus; Temporal range:
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Suborder:	Polyphaga
Infraorder:	Cucujiformia
Family:	Chrysomelidae
Subfamily:	Eumolpinae
Tribe:	Bromiini
Genus:	Bromius; Chevrolat in Dejean, 1836
Species:	B. obscurus
Binomial name
	Bromius obscurus; (Linnaeus, 1758)
Synonyms
	Genus Eumolpus Illiger, 1798; (name suppressed); Adoxus Kirby, 1837; Chartonia Gistel, 1856; Species Chrysomela obscura Linnaeus, 1758; Chrysomela nigroquadrata DeGeer, 1775; Cryptocephalus vitis Fabricius, 1775; Chrysomela villosula Schrank, 1781; Eumolpus obscurus (Linnaeus, 1758); Eumolpus vitis (Fabricius, 1775); Eumolpus cochlearius Say, 1824; Adoxus obscurus (Linnaeus, 1758); Adoxus obscurus var. epilobii Weise, 1882; Adoxus obscurus var. weisei Heyden, 1883; Adoxus obscurus var. concinnus Weise, 1898; Adoxus obscurus var. lewisi Weise, 1898; Adoxus obscurus japonicus Ohno, 1960;

Bromius obscurus, the western grape rootworm, is a species of beetle in the leaf beetle family. It is the only member of the genus Bromius. The distribution of the species is holarctic; it can be found in North America, wide parts of Europe, and Asia. The species is a known pest of grape vines in Europe and western North America.