''Stenopterus rufus'' is a

beetle Beetles are insects that form the order Coleoptera (), in the superorder Endopterygota. Their front pair of wings are hardened into wing-cases, elytra, distinguishing them from most other insects. The Coleoptera, with about 400,000 describ ...

species of ''round-necked longhorns'' belonging to the family

Cerambycidae The longhorn beetles (Cerambycidae), also known as long-horned or longicorns, are a large family of beetles, with over 35,000 species described. Most species are characterized by extremely long antennae, which are often as long as or longer than ...

, subfamily Cerambycinae.

Subspecies and varietas

Subspecies and varietas include: * ''Stenopterus rufus rufus'' (Linnaeus, 1767) :''Stenopterus rufus rufus var.'' caubeti Podaný, 1957 :''Stenopterus rufus rufus var. cavalairensis'' Jurecek :''Stenopterus rufus rufus var. geniculatus Kraatz'', 1863 :''Stenopterus rufus rufus var. meridionalis'' Ragusa :''Stenopterus rufus rufus var. nigricornis'' Depoli, 1926 :''Stenopterus rufus rufus var. nigrolineatus'' Plavilstshikov * ''Stenopterus rufus syriacus'' Pic, 1903 * ''Stenopterus rufus transcaspicus'' Plavilstshikov, 1940

Description

''Stenopterus rufus'' can reach a length of . The body has a velvet-like hair. Elytra are very narrow. Antennae are about as long as the body and clearly segmented. The head and pronotum are black colored and the abdomen has a black background color horizontally crossed by yellow stripes. The first two segments of their antennae are black, the color of the following ones is variable but generally yellow with items III to V black at the apex, but sometimes items III to XI are entirely yellow or entirely black. Elytra are red with black base and apex. The legs are mainly red.

Biology

Larvae are polyphagous wood borers in dead branches of deciduous trees (

Quercus An oak is a tree or shrub in the genus ''Quercus'' (; Latin "oak tree") of the beech family, Fagaceae. There are approximately 500 extant species of oaks. The common name "oak" also appears in the names of species in related genera, notably ' ...

Castanea The chestnuts are the deciduous trees and shrubs in the genus ''Castanea'', in the beech family Fagaceae. They are native to temperate regions of the Northern Hemisphere. The name also refers to the edible nut (fruit), nuts they produce. Th ...

Robinia ''Robinia'' is a genus of flowering plants in the family Fabaceae, tribe Robinieae, native to North America. Commonly known as locusts, they are deciduous trees and shrubs growing tall. The leaves are pinnate with 7–21 oval leaflets. The flo ...

Juglans Walnut trees are any species of tree in the plant genus ''Juglans'', the type genus of the family Juglandaceae, the seeds of which are referred to as walnuts. All species are deciduous trees, tall, with pinnate leaves , with 5–25 leaflets ...

Prunus ''Prunus'' is a genus of trees and shrubs, which includes (among many others) the fruits plums, cherries, peaches, nectarines, apricots, and almonds. Native to the North American temperate regions, the neotropics of South America, and the p ...

Salix Willows, also called sallows and osiers, from the genus ''Salix'', comprise around 400 speciesMabberley, D.J. 1997. The Plant Book, Cambridge University Press #2: Cambridge. of typically deciduous trees and shrubs, found primarily on moist s ...

, Pistacia, ''

Corylus avellana ''Corylus avellana'', the common hazel, is a species of flowering plant in the birch family Betulaceae. It is native to Europe and western Asia. It is an important component of the hedgerows that were the traditional field boundaries in lowland En ...

'', ''

Ostrya carpinifolia ''Ostrya carpinifolia'', the European hop-hornbeam, is a tree in the family Betulaceae. It is the only species of the genus '' Ostrya'' that is native to Europe. The specific epithet ''carpinifolia'' means "hornbeam-leaved", from , the Latin wor ...

'', '' Paliurus spina-christi'' etc.). The adults can be encountered from May through August, completing their

life cycle Life cycle, life-cycle, or lifecycle may refer to: Science and academia * Biological life cycle, the sequence of life stages that an organism undergoes from birth to reproduction ending with the production of the offspring * Life-cycle hypothesi ...

in two years. They are very common flower-visitors, especially

Apiaceae Apiaceae or Umbelliferae is a family of mostly aromatic flowering plants named after the type genus '' Apium'' and commonly known as the celery, carrot or parsley family, or simply as umbellifers. It is the 16th-largest family of flowering plant ...

species, ''

Heracleum sphondylium ''Heracleum sphondylium'', commonly known as hogweed, common hogweed or cow parsnip, is a herbaceous perennial or biennial plant, in the umbelliferous family Apiaceae that includes fennel, cow parsley, ground elder and giant hogweed. It is nati ...

'' and '' Ranunculus repens'', feeding on pollen and the nectar.

Distribution

This beetle is widespread in most of Europe, in

Caucasus The Caucasus () or Caucasia (), is a region between the Black Sea and the Caspian Sea, mainly comprising Armenia, Azerbaijan, Georgia (country), Georgia, and parts of Southern Russia. The Caucasus Mountains, including the Greater Caucasus range ...

Transcaucasia The South Caucasus, also known as Transcaucasia or the Transcaucasus, is a geographical region on the border of Eastern Europe and Western Asia, straddling the southern Caucasus Mountains. The South Caucasus roughly corresponds to modern Arme ...

, Iran and in the Near East (Albania, Armenia, Austria, Belgium, Bosnia and Herzegovina, Bulgaria, Corsica, Croatia, Czech Republic, France, Germany, Greece, Hungary, Iran, Israel, Italy, Jordan, Luxembourg, Malta, Moldova, Poland, Romania, Russia, Sardinia, Serbia, Sicily, Slovakia, Slovenia, Spain, Switzerland, Syria, Turkey, Turkmenistan, Ukraine).

Habitat

These beetles mainly inhabit meadows, hedge rows, beech forests and wet forests.

Gallery

File:Cerambycidae - Stenopterus rufus-2.JPG, Mating pair File:Stenopterus rufus (antennae).jpg, Close-up of antenna File:Stenopterus rufus (Linné, 1767) (3833121047).jpg, Mounted specimen File:Stenopterus rufus - 2016-06-20.webm, Clip

References

External links

Nederlands Soortenregister

INPN

Stenopterini Beetles of Europe Beetles described in 1767 Taxa named by Carl Linnaeus {{Cerambycinae-stub