Cassida rubiginosa Müller, O.F., 1776
(Thistle Tortoise Beetle)

Taxonomic hierarchy:
SpeciesCassida rubiginosa (Thistle Tortoise Beetle)
GenusCassida (tortoise beetles)
SubfamilyHISPINAE (tortoise beetles)
FamilyCHRYSOMELIDAE (leaf and flea 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 Cassida rubiginosa (Thistle Tortoise Beetle) :
1: Cassida rubiginosa (Thistle Tortoise Beetle)
27 Jun 2006 OSGR: TQ50 50° 50’ N, 0° 10’ E Vice County: East Sussex (VC 14) England
larva and imago on Creeping Thistle
Image 1: Adult - dorsal view - close-up - highly enlargedImage 2: Adult - dorsal view - close-up - highly enlarged (2)Image 3: Adult - dorsal view - close-up - highly enlarged - grey backgroundImage 4: Adult - dorsal view - highly enlargedImage 5: Adult - ventral view - close-up - highly enlargedImage 6: Larva - dorsal view - close-up - highly enlargedImage 7: Larva - dorso-lateral view - close-up - highly enlargedImage 8: Larva - dorso-lateral view - close-up - highly enlarged (2)Image 9: Larva - lateral view - close-up - highly enlargedImage 10: Larva - lateral view - close-up - highly enlarged (2)Image 11: Ootheca - close-up - highly enlargedImage 12: Pupa - dorsal view - close-up - highly enlargedImage 13: Pupa - dorsal view - close-up - highly enlarged (2)Image 14: Pupa - dorso-lateral view - close-up - highly enlargedImage 15: Pupa - lateral view - close-up - highly enlargedImage 16: Pupa - ventro-lateral view - close-up - highly enlargedImage 17: Pupa - ventro-lateral view - close-up - highly enlarged (2)
2: Cassida rubiginosa (Thistle Tortoise Beetle)
3 Jul 2005 OSGR: SO23 51° 60’ N, 3° 10’ W Vice County: Brecon (VC 42) Wales
on Marsh Thistle
Image 1: Adult - dorsal view - highly enlargedImage 2: Adult - ventral view - highly enlargedImage 3: In situ - close-up - enlargedImage 4: In situ - enlarged
3: Cassida rubiginosa (Thistle Tortoise Beetle)
7 Jul 2004 OSGR: SU65 51° 20’ N, 1° 0’ W Vice County: North Hants (VC 12) England
Pale brownish larvae on Lesser Knapweed
Image 1: Mature larva settled for pupation - dorsal - enlargedImage 2: Adult - dorsal - magnifiedImage 3: Adult - dorsal - magnified (2)Image 4: Adult - dorsal - magnified (3)Image 5: Adult - thorax and antennae - dorsal - magnifiedImage 6: Adult - ventral - magnifiedImage 7: Adult - ventral - magnified (2)Image 8: Larva - mature - settled for pupation - dorsal - magnifiedImage 9: Larva - mature - settled for pupation - dorsal - magnified (2)Image 10: Larva - mature - settled for pupation - lateral - magnifiedImage 11: Larva - mature - settled for pupation - lateral - magnified (2)Image 12: Larva - mature - settled for pupation - lateral - magnified (3)Image 13: Larva - mature - settled for pupation - lateral - magnified (4)Image 14: Larva - mature - settled for pupation - latero-ventral - magnifiedImage 15: Larva - mature - settled for pupation - latero-ventral - magnified (2)Image 16: Larva - mature - settled for pupation - oblique - magnifiedImage 17: Pupa - magnifiedImage 18: Pupa - magnified (2)
4: Cassida rubiginosa (Thistle Tortoise Beetle)
7 Jul 2004 OSGR: SU65 51° 20’ N, 1° 0’ W Vice County: North Hants (VC 12) England
Pale brownish larvae on Lesser Knapweed
Image 1: Feeding traces - enlargedImage 2: Adult - dorsal - magnifiedImage 3: Pupa - dorsal - magnified
5: Cassida rubiginosa (Thistle Tortoise Beetle) IDENTIFICATION UNCERTAIN
30 May 1998 OSGR: SU67 51° 30’ N, 1° 10’ W Vice County: Berks (VC 22) England
on Goose grass
Image 1: Adult - dorsalImage 2: Ventral
6: Cassida rubiginosa (Thistle Tortoise Beetle) IDENTIFICATION UNCERTAIN
14 Jun 1997 OSGR: SP61 51° 50’ N, 1° 10’ W Vice County: Berks (VC 22) England
on Creeping Thistle
Image 1: Adult - dorsal viewImage 2: Ventral view

Identification Works

AuthorYearTitleSource
Cooter, J. & Barclay M.V.L. (eds) 2006 A Coleopterist’s handbook The Amateur Entomolgist, 11, Fourth Edition edition, 439pp, Amateur Entomologists’ Society

Cassida rubiginosa (Thistle Tortoise Beetle) may also be included in identification literature listed under the following higher taxa:

NBNNBN (data.nbn.org.uk) has a distribution map for Cassida rubiginosa (Thistle Tortoise Beetle)
BioInfoBioInfo (www.bioinfo.org.uk) has 5 host/parasite/foodplant and/or other relationships for Cassida rubiginosa (Thistle Tortoise Beetle)
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