''Corizus hyoscyami'' is a species of scentless plant bug belonging to the family Rhopalidae, subfamily

Rhopalinae Rhopalinae is a subfamily of scentless plant bugs in the family Rhopalidae. There are at least 20 genera and more than 170 described species in Rhopalinae. Genera These 20 genera belong to the subfamily Rhopalinae: * ''Agraphopus'' Stål, 1872 ...

. It is commonly called the cinnamon bug or black and red squash bug.

Subspecies

* ''Corizus hyoscyami hyoscyami'' (Linnaeus, 1758) * ''Corizus hyoscyami nigridorsum'' (Puton, 1874)

Distribution

''Corizus hyoscyami'' subs. ''hyoscyami'' is found in most of Europe; in Britain, the species appears to be spreading northwards, having been recorded in Yorkshire. ''Corizus hyoscyami'' subs. ''nigridorsum'' is present in Spain, Italy, Morocco and Tunisia. Corizus hyoscyami MHNT Profil

Description

Adults of ''Corizus hyoscyami'' are about long. Like all scentless plant bugs, it lacks well-developed scent glands and can be distinguished by numerous veins in the membrane of the

hemelytra An elytron (; ; , ) is a modified, hardened forewing of beetles (Coleoptera), though a few of the true bugs (Hemiptera) such as the family Schizopteridae are extremely similar; in true bugs, the forewings are called hemelytra (sometimes alterna ...

, characteristic of all members of the Rhopalidae. In ''Corizus hyoscyami'' subs. ''hyoscyami'' the third and fourth abdominal tergites are red, while in ''Corizus hyoscyami'' subs. ''nigridorsum'' they are completely black. The dorsum colours are visible in elitrale transparency under the membrane. Although striking in colour, ''Corizus hyoscyami'' may be confused with the similarly marked but unrelated ''

Pyrrhocoris apterus The firebug, ''Pyrrhocoris apterus'', is a common insect of the family Pyrrhocoridae. Easily recognizable due to its striking red and black coloration, it may be confused with the similarly coloured though unrelated ''Corizus hyoscyami'' (cinna ...

'' (firebug) (see

comparison Comparison or comparing is the act of evaluating two or more things by determining the relevant, comparable characteristics of each thing, and then determining which characteristics of each are similar to the other, which are different, and t ...

).Brickfields Country Park: Cinnamon Bug - ''Corizus hyoscyami''
/ref>

Comparison of ''Pyrrhocoris'' and ''Corizus''

Biology

The species is a plant feeder on a wide range of plants. Adults can be found all year around. This species overwinters as an adult. The new generation appears in August–September. Adult: All year

References

Sources

External links

''Corizus hyoscyami''
on Essex Field Club
Biolib
Hemiptera of Europe Bugs described in 1758 Taxa named by Carl Linnaeus Rhopalini {{Coreoidea-stub