Nematus septentrionalis (Linnaeus, 1758)
(Hazel Sawfly, Birch Sawfly)

Taxonomic hierarchy:
SpeciesNematus septentrionalis (Hazel Sawfly, Birch Sawfly)
GenusNematus (a genus of sawflies)
TribeNematini (a tribe of hymenopterans)
SubfamilyNEMATINAE (a subfamily of hymenopterans)
FamilyTENTHREDINIDAE (a family of sawflies)
SuperfamilyTENTHREDINOIDEA (a superfamily of sawflies)
SuborderSYMPHYTA (sawflies)
OrderHYMENOPTERA (ants, bees and wasps, sawflies and parasitoid wasps)
Division Endopterygota (bees, beetles, flies, moths and other insects with wings developing internally)
InfraclassNeoptera (bees, beetles, flies, grasshoppers, moths and other advanced insects)
SubclassPTERYGOTA (bees, beetles, dragonflies, flies, grasshoppers, moths and other winged insects)
ClassINSECTA (true insects)
SubphylumHEXAPODA (insects and other 6-legged organisms)
PhylumARTHROPODA (arthropods)
SuperphylumECDYSOZOA (skin shedders)
CladeBilateria (bilaterally symmetrical animals)
SubkingdomEUMETAZOA (metazoans)
KingdomANIMALIA (animals)
DomainEukaryota (eukaryotes)
LifeBIOTA (living things)
Records of Nematus septentrionalis (Hazel Sawfly, Birch Sawfly) :
1: Nematus septentrionalis (Hazel Sawfly, Birch Sawfly)
5 Sep 2021 OSGR: SU00 50° 50’ N, 1° 60’ W Vice County: Dorset (VC 9) England
gregarious larvae feeding on margins of leaves of Hazel sapling
Image 1: Larvae feeding on margin of Hazel leaf - black backgroundImage 2: Larvae feeding on margin of Hazel leaf - white backgroundImage 3: Larvae feeding on margin of Hazel leaf - white background (2)Image 4: Larvae feeding on margin of Hazel leaf - white background (3)Image 5: Larvae feeding on margin of Hazel leaf - white background (4)

Nematus septentrionalis (Hazel Sawfly, Birch Sawfly) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Nematus septentrionalis (Hazel Sawfly, Birch Sawfly)
BioInfoBioInfo (www.bioinfo.org.uk) has 10 host/parasite/foodplant and/or other relationships for Nematus septentrionalis (Hazel Sawfly, Birch Sawfly)
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