Oulema Gozis, 1886
(a genus of leaf beetles)

Subtaxon	Rank	No of images	No of ID refs
Oulema duftschmidi a cereal leaf beetle	Species		1 ident. refs
Oulema duftschmidi/melanopus cereal leaf beetle	Species aggregate	2 images	1 ident. refs
Oulema obscura a leaf beetle	Species	3 images	1 ident. refs

Taxonomic hierarchy:

Genus	Oulema (a genus of leaf beetles)
Subfamily	CRIOCERINAE (a subfamily of leaf beetles)
Family	CHRYSOMELIDAE (leaf and flea beetles)
Superfamily	CHRYSOMELOIDEA (leaf, longhorn and seed beetles)
Series	Cucujiformia (a group of beetles)
Suborder	POLYPHAGA (mainly terrestrial beetles)
Order	COLEOPTERA (beetles)
Division	Endopterygota (bees, beetles, flies, moths and other insects with wings developing internally)
Infraclass	Neoptera (bees, beetles, flies, grasshoppers, moths and other advanced insects)
Subclass	PTERYGOTA (bees, beetles, dragonflies, flies, grasshoppers, moths and other winged insects)
Class	INSECTA (true insects)
Subphylum	HEXAPODA (insects and other 6-legged organisms)
Phylum	ARTHROPODA (arthropods)
Superphylum	ECDYSOZOA (skin shedders)
Clade	Bilateria (bilaterally symmetrical animals)
Subkingdom	EUMETAZOA (metazoans)
Kingdom	ANIMALIA (animals)
Domain	Eukaryota (eukaryotes)
Life	BIOTA (living things)

Oulema is also a member of:
water beetles - water beetles (via Chrysomelidae)
Invertebrates - Invertebrates (via Arthropoda)

Oulema (a genus of leaf beetles) may be included in identification literature listed under the following higher taxa:

CRIOCERINAE
(a subfamily of leaf beetles)

CHRYSOMELIDAE
(leaf and flea beetles)

COLEOPTERA
(beetles)

INSECTA
(true insects)

HEXAPODA
(insects and other 6-legged organisms)

ARTHROPODA
(arthropods)

ANIMALIA
(animals)

Eukaryota
(eukaryotes)

BIOTA
(living things)

water beetles
(water beetles)

NBN (data.nbn.org.uk) has a distribution map for Oulema (a genus of leaf beetles)

BioInfo (www.bioinfo.org.uk) has 44 host/parasite/foodplant and/or other relationships for Oulema (a genus of leaf beetles)

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Taxonomic hierarchy:

Oulema is also a member of:

BioImages - Virtual Field-Guide (UK)