Taxonomy
- Polyphaga
- Chrysomeloidea
- Chrysomelidae
- Cryptocephalus
- Cryptocephalus decemmaculatus
Common name
Ten-spotted Pot Beetle
Images
Source: Roger Key
Description
Size: 3.5-5.0mm
Basic colour: Black and yellow
Pattern colour: Black spots on a yellow background
Number of spots: 5 on each elytron
Spot fusions: Sometimes
Other colour forms: Sometimes
Pronotoum: Black with a variable and irregular central yellow band and narrow yellow side margins.
Leg colour: Yellow or orange-yellow
Basic colour: Black and yellow
Pattern colour: Black spots on a yellow background
Number of spots: 5 on each elytron
Spot fusions: Sometimes
Other colour forms: Sometimes
Pronotoum: Black with a variable and irregular central yellow band and narrow yellow side margins.
Leg colour: Yellow or orange-yellow
Known from very few locations in Britain, this beetle has a UK BAP page here.
Biology
Status: Vulnerable (RDB2); a UK Biodiversity Action Plan (BAP) species.
Habitat: Broad-leaved woodland, especially on wet hillsides or in areas with quaking bogs.
Host plant: Willows, alder and downy birch.
Overwintering: Unknown
Food: Leaves of host plants.
Other notes: Head black with yellow marking on the top and front. Known mainly from two areas in Perthshire and Staffordshire. The 'bothnicus' variety is entirely black or dark brown, sometimes with a yellow mark on the pronotum.
Habitat: Broad-leaved woodland, especially on wet hillsides or in areas with quaking bogs.
Host plant: Willows, alder and downy birch.
Overwintering: Unknown
Food: Leaves of host plants.
Other notes: Head black with yellow marking on the top and front. Known mainly from two areas in Perthshire and Staffordshire. The 'bothnicus' variety is entirely black or dark brown, sometimes with a yellow mark on the pronotum.
Articles
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(2005), Cryptocephalus decemmaculatus (Linnaeus) (Chrysomelidae) in Aberdeenshire The Coleopterist 14(3):138
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(2003), Deletion of Cryptocephalus decemmaculatus Linnaeus (Chrysomelidae) from the Sussex list The Coleopterist 12(3):125