Rhagium mordax (De Geer, 1775)
(Oak Longhorn, Black-spotted Longhorn Beetle)

Taxonomic hierarchy:
SpeciesRhagium mordax (Oak Longhorn, Black-spotted Longhorn Beetle)
GenusRhagium (a genus of longhorn beetles)
TribeRhagiini (a tribe of longhorn beetles)
SubfamilyLEPTURINAE (a subfamily of longhorn beetles)
FamilyCERAMBYCIDAE (longhorn beetles)
SuperfamilyCHRYSOMELOIDEA (leaf, longhorn and seed beetles)
Series Cucujiformia (a group of beetles)
SuborderPOLYPHAGA (mainly terrestrial beetles)
OrderCOLEOPTERA (beetles)
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 Rhagium mordax (Oak Longhorn, Black-spotted Longhorn Beetle) :
1: Rhagium mordax (Oak Longhorn, Black-spotted Longhorn Beetle)
31 May 2010 OSGR: ST50 50° 50’ N, 2° 40’ W Vice County: Dorset (VC 9) England
visiting Hawthorn
Image 1: Adult - visiting HawthornImage 2: Adult - visiting Hawthorn (2)
2: Rhagium mordax (Oak Longhorn, Black-spotted Longhorn Beetle)
29 Dec 1997 OSGR: SU56 51° 30’ N, 1° 10’ W Vice County: Berks (VC 22) England
under bark of fallen Birch
Image 1: Dorsal viewImage 2: Lateral viewImage 3: Ventral view
3: Rhagium mordax (Oak Longhorn, Black-spotted Longhorn Beetle)
21 Nov 1976 OSGR: SU93 51° 0’ N, 0° 40’ W Vice County: West Sussex (VC 13) England
hibernating in pupal cell in log pile
Image 1: Front three-quarter view - enlargedImage 2: Hbernating in pupal chamber - enlargedImage 3: Head - dorsal - highly enlargedImage 4: Head - lateral view - highly enlarged
4: Rhagium mordax (Oak Longhorn, Black-spotted Longhorn Beetle)
29 Feb 1976 OSGR: SU93 51° 0’ N, 0° 40’ W Vice County: West Sussex (VC 13) England
on fallen Beech
Image 1: Dorsal view - in situ - close-up - enlargedImage 2: Dorsal view - in situ - close-up - enlarged (2)Image 3: Dorsal view - in situ - enlargedImage 4: Dorsal view - in situ - enlarged (2)Image 5: Front three-quarter view - in situ - enlarged

Rhagium mordax (Oak Longhorn, Black-spotted Longhorn Beetle) may be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Rhagium mordax (Oak Longhorn, Black-spotted Longhorn Beetle)
BioInfoBioInfo (www.bioinfo.org.uk) has 10 host/parasite/foodplant and/or other relationships for Rhagium mordax (Oak Longhorn, Black-spotted Longhorn Beetle)
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