Hawthorn shield bug

Hawthorn shield bug

Taxobox | name = Hawthorn shield bug



image_width = 240px
image_caption = Imago



image2_caption = Nymph
image2_width = 240px
regnum = Animalia
phylum = Arthropoda
classis = Insecta
ordo = Hemiptera
familia = Acanthosomatidae
genus = "Acanthosoma"
species = "A. haemorrhoidale"
binomial = "Acanthosoma haemorrhoidale"
binomial_authority = (Linnaeus, 1758)

The hawthorn shield bug, "Acanthosoma haemorrhoidale", is a common European shield bug cite book |author=Michael Chinery |title=Insects of Britain and Northern Europe |edition=3rd edition |publisher=Collins |date=1993 |id=ISBN 0-00-219918-1] . Its chief food is haws, the fruit of the hawthorn tree, but adults can overwinter on a diet of leaves, and individuals can be found on many potential food plants, including pedunculate oak, sessile oak and whitebeam [cite web |url=http://www.plantpress.com/wildlife/o107-hawthornshieldbug.php |title=Hawthorn shieldbug — "Acanthosoma haemorrhoidale" |publisher=English Nature |accessdate=2007-05-08] . They may grow up to 17 mm long, and are camouflaged in shades of green and brown. Like many so-called "stink bugs", they may release unpleasant odours when disturbed [cite web |url=http://www.uksafari.com/hawthornshieldbug.htm |title=Hawthorn shield bug |publisher=UK Safari |year=2006 |author=G. Bradley] .

The hawthorn shield bug is found across Europe, from Portugal to Russia, and is common in the southern part of Great Britain. Its distribution appears to be spreading north, being only reported as far north as Birmingham in 1892, but having now extended its range to Northern England and even the Scottish Highlands [cite web |url=http://www.lakelandwildlife.co.uk/template.asp?SpeciesName=Acanthosoma%20haemorrhoidale&PageID=pic1 |title=Hawthorn Shieldbug "Acanthosoma haemorrhoidale" |publisher=Tullie House Museum |accessdate=2007-05-08] .

References


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