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Geotomus punctulatus Cornish Shieldbug
Family: Cydnidae

A small black shieldbug which has sparse long hairs around the margins of the head, pronotum and forewings. There are often reddish markings on the corium and rear margin of the pronotum.

Associated with Ladies Bedstraw Galium verum growing in low sand dunes, this is a
n extremely rare species in Britain and confined to a single locality, Sennen Cove in Cornwall. 

Adult: All year
Length 3.5-4.5 mm

see illustrated life stages chart
Geotomus punctulatus
Adult: Cornwall (August 2010) ©Tristan Bantock

Geotomus punctulatus Geotomus punctulatus
Adult: Cornwall (August 2010) ©Tristan Bantock

Adult: Jersey (August 2010) ©Tristan Bantock

Geotomus punctulatus Geotomus punctulatus
Late instar nymph: Jersey (August 2010) ©Tim Ransom
Late instar nymph: Cornwall (August 2010) ©Joe Botting