''Compsocerus violaceus'' is a species of

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 ...

in 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 ...

. It occurs in

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the souther ...

, being common in southern

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

, northern

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, t ...

and

Uruguay Uruguay (; ), officially the Oriental Republic of Uruguay ( es, República Oriental del Uruguay), is a country in South America. It shares borders with Argentina to its west and southwest and Brazil to its north and northeast; while bordering ...

Agricultural pest

''Compsocerus violaceus'' is considered an agricultural pest, attacking several cultivated tree species, such as acacias, eucalypts, willows, fig trees, citrus trees and peach trees. Eggs are laid on tree trunks, usually inside small fissures in the bark. After eclosion, the larvae build a gallery below the bark in branches with diameters between 2 and 6 cm and start to feed on the wood, taking about 10 months to become adults. Adults have been reported to feed on fruits, flowers, and

sap Sap is a fluid transported in xylem cells (vessel elements or tracheids) or phloem sieve tube elements of a plant. These cells transport water and nutrients throughout the plant. Sap is distinct from latex, resin, or cell sap; it is a separ ...

leaking from injured tree trunks. Species that serve as host for ''Compsocerus violaceus'' include: *Anacardiaceae: **''

Schinopsis balansae ''Schinopsis balansae'' is a hardwood tree known as willow-leaf red quebracho which forms forests in the subtropical Humid Chaco ecoregion of north-eastern Argentina, and Paraguay. It is also found in the wild Pantanal vegetation in Brazil. Some ...

'' Engl. **''

Schinus molle ''Schinus molle'' (Peruvian pepper, also known as American pepper, Peruvian peppertree, escobilla, false pepper, rosé pepper, molle del Peru, pepper tree, (Archived bWebCite peppercorn tree, California pepper tree, pirul (in Mexican Spanish s ...

'' L. *Celastraceae: **''

Euonymus japonicus ''Euonymus japonicus'' (evergreen spindle or Japanese spindle) is a species of flowering plant in the family Celastraceae, native to Japan, Korea and China. It is an evergreen shrub or small tree growing to tall, with opposite, oval leaves 3 ...

'' Thunb. *Fabaceae: **''

Acacia dealbata ''Acacia dealbata'', the silver wattle, blue wattle or mimosa, is a species of flowering plant in the legume family Fabaceae, native to southeastern Australia in New South Wales, Victoria, Tasmania, and the Australian Capital Territory, and wide ...

'' Link **''

Acacia melanoxylon ''Acacia melanoxylon'', commonly known as the Australian blackwood, is an ''Acacia'' species native in South eastern Australia. The species is also known as Blackwood, hickory, mudgerabah, Tasmanian blackwood, or blackwood acacia. The tree belo ...

'' R. Br. **'' Acacia praecox'' Griseb. **''

Acacia visco ''Parasenegalia visco'' is a perennial tree found at higher elevations in northern Argentina, Bolivia, Chile and Peru. It has also been introduced to Africa. Common names for it include arca, visco, viscote, viscote blanco and viscote negro. It ...

'' Griseb. **'' Adenanthera colubrina'' var. ''cebil'' (Griseb.) Altschul **''

Bauhinia forficata ''Bauhinia forficata'', commonly known as Brazilian orchid tree, pata-de-vaca,, pezuña de vaca is a species of flowering tree in the pea family, Fabaceae, that is native to Argentina, Brazil, Uruguay and Peru , image_flag = F ...

'' subsp. ''pruinosa'' (Vogel) Fortunato & Wunderlin **''

Calliandra tweedii ''Calliandra'' is a genus of flowering plants in the pea family, Fabaceae, in the mimosoid clade of the subfamily Caesalpinioideae. It contains about 140 species that are native to tropical and subtropical regions of the Americas. Descriptio ...

'' Benth. **''

Cercis siliquastrum ''Cercis siliquastrum'', commonly known as the Judas tree or Judas-tree, is a small deciduous tree in the flowering plant family Fabaceae which is noted for its prolific display of deep pink flowers in spring. It is native to Southern Europe an ...

'' L. **''

Mimosa polycarpa ''Mimosa'' is a genus of about 590 species of herbs and shrubs, in the mimosoid clade of the legume family Fabaceae. The generic name is derived from the Greek word (''mimos''), an "actor" or "mime", and the feminine suffix -''osa'', "resemb ...

'' var. ''spegazzinii'' Burkart **''

Prosopis affinis ''Prosopis affinis'' is a species of flowering tree in the family Fabaceae, that is native to Argentina, Brazil, Paraguay, and Uruguay. Common names include algarrobillo, espinillo, ibopé-morotí, and ñandubay. It is threatened by habita ...

'' Spreng. **''

Prosopis hassleri ''Prosopis'' is a genus of flowering plants in the family Fabaceae. It contains around 45 species of spiny trees and shrubs found in subtropical and tropical regions of the Americas, Africa, Western Asia, and South Asia. They often thrive in ...

'' Harms **''

Prosopis nigra ''Prosopis nigra'' (synonym ''Prosopis algarrobilla'') is a South American leguminous tree species that inhabits the Gran Chaco ecoregion (in particular, the transition zone between the Wet Chaco and the Southern Chaco), in Argentina and Paragua ...

'' Hieron. **''

Sesbania virgata ''Sesbania'' is a genus of flowering plants in the pea family, Fabaceae, and the only genus found in tribe Sesbanieae. Riverhemp is a common name for plants in this genus. Notable species include the rattlebox (''Sesbania punicea''), spiny sesb ...

'' (Cav.) Pers. *Fagaceae: **''

Castanea sativa ''Castanea sativa'', the sweet chestnut, Spanish chestnut or just chestnut, is a species of tree in the family Fagaceae, native to Southern Europe and Asia Minor, and widely cultivated throughout the temperate world. A substantial, long-lived ...

'' Mill. **''

Quercus robur ''Quercus robur'', commonly known as common oak, pedunculate oak, European oak or English oak, is a species of flowering plant in the beech and oak family, Fagaceae. It is a large tree, native to most of Europe west of the Caucasus. It is wid ...

'' L. *Juglandaceae: **''

Carya illinoinensis The pecan (''Carya illinoinensis'') is a species of hickory native to the southern United States and northern Mexico in the region of the Mississippi River. The tree is cultivated for its seed in the southern United States, primarily in Georgia, ...

'' (Wangenh.) K. Koch *Lauraceae: **''

Laurus nobilis ''Laurus nobilis'' is an aromatic evergreen tree or large shrub with green, glabrous (smooth) leaves. It is in the flowering plant family Lauraceae. It is native to the Mediterranean region and is used as bay leaf for seasoning in cookin ...

'' L. *Lythraceae: **''

Punica granatum The pomegranate (''Punica granatum'') is a fruit-bearing deciduous shrub in the family Lythraceae, subfamily Punicoideae, that grows between tall. The pomegranate was originally described throughout the Mediterranean region. It was introdu ...

'' L. *Moraceae: **''

Ficus ''Ficus'' ( or ) is a genus of about 850 species of woody trees, shrubs, vines, epiphytes and hemiepiphytes in the family Moraceae. Collectively known as fig trees or figs, they are native throughout the tropics with a few species extending int ...

'' sp. *Myrtaceae: **''

Eucalyptus ''Eucalyptus'' () is a genus of over seven hundred species of Flowering plant, flowering trees, shrubs or Mallee (habit), mallees in the Myrtaceae, myrtle Family (biology), family, Myrtaceae. Along with several other genera in the Tribe (biology) ...

'' sp. *Oleaceae: **''

Ligustrum lucidum ''Ligustrum lucidum'', the broad-leaf privet,Weed profile: Privet
New So ...

'' W.T.Aiton *Pinaceae: **''

Pinus A pine is any conifer tree or shrub in the genus ''Pinus'' () of the family Pinaceae. ''Pinus'' is the sole genus in the subfamily Pinoideae. The World Flora Online created by the Royal Botanic Gardens, Kew and Missouri Botanical Garden a ...

'' sp. *Rosaceae: **''

Cerasus vulgaris ''Prunus cerasus'' (sour cherry, tart cherry, or dwarf cherry) is a species of ''Prunus'' in the subgenus '' Cerasus'' (cherries), native to much of Europe and southwest Asia. It is closely related to the sweet cherry (''Prunus avium''), but ha ...

'' Mill. **'' Crataegus'' sp. **''

Mespilus germanica ''Mespilus germanica'', known as the medlar or common medlar, is a large shrub or small tree in the rose family Rosaceae. The fruit of this tree, also called medlar, has been cultivated since Roman times, is usually available in winter and e ...

'' L. **''

Prunus domestica ''Prunus domestica'', the European plum is a species of flowering plant in the family Rosaceae. A deciduous tree, it includes many varieties of the fruit trees known as plums in English, though not all plums belong to this species. The greengag ...

'' L. **''

Rosa Rosa or De Rosa may refer to: People *Rosa (given name) *Rosa (surname) * Santa Rosa (female given name from Latin-a latinized variant of Rose) Places * 223 Rosa, an asteroid * Rosa, Alabama, a town, United States *Rosa, Germany, in Thuringia, ...

'' sp. *Rutaceae: **''

Citrus aurantium Bitter orange, Seville orange, bigarade orange, or marmalade orange is the citrus tree ''Citrus'' × ''aurantium'' and its fruit. It is native to Southeast Asia and has been spread by humans to many parts of the world. It is probably a cross bet ...

'' L. **''

Citrus limon The lemon (''Citrus limon'') is a species of small evergreen trees in the flowering plant family Rutaceae, native to Asia, primarily Northeast India (Assam), Northern Myanmar or China. The tree's ellipsoidal yellow fruit is used for culina ...

'' (L.) Burm. f. **''

Citrus sinensis ''Citrus'' is a genus of flowering trees and shrubs in the rue family, Rutaceae. Plants in the genus produce citrus fruits, including important crops such as oranges, lemons, grapefruits, pomelos, and limes. The genus ''Citrus'' is native to So ...

'' (L.) Osbeck *Salicaceae: **'' Salix fragilis'' L. *Sapindaceae: **''

Dodonaea viscosa ''Dodonaea viscosa'', also known as the broadleaf hopbush, is a species of flowering plant in the ''Dodonaea'' (hopbush) genus that has a cosmopolitan distribution in tropical, subtropical and warm temperate regions of Africa, the Americas, south ...

'' Jacq. *Sapotaceae: **'' Chrysophyllum gonocarpum'' (Mart. & Eichler ex Miq.) Engl. *Ulmaceae: **''

Ulmus pumila ''Ulmus pumila'', the Siberian elm, is a tree native to Asia. It is also known as the Asiatic elm and dwarf elm, but sometimes miscalled the 'Chinese Elm' ('' Ulmus parvifolia''). ''U. pumila'' has been widely cultivated throughout Asia, No ...

'' L.

References

External links

Friday Fellow: Violaceus longhorned beetle
at Earthling Nature. {{Taxonbar, from=Q14836336 Compsocerini Beetles described in 1853