''Oxyderces'' is a genus of broad-nosed weevils in the family

Curculionidae The Curculionidae are a family of weevils, commonly called snout beetles or true weevils. They are one of the largest animal families, with 6,800 genera and 83,000 species described worldwide. They are the sister group to the family Brentidae. T ...

distributed in South America. It can be recognized by the presence of dense setae on the apex of the rostrum and postocular setae.

Taxonomy

The genus was named for the first time by

Carl Johan Schönherr Carl Johan Schönherr (10 June 1772 – 28 March 1848) was a Swedish entomologist who revised the taxonomy of beetles, including weevils. Born in Stockholm, Schönherr was son of a German immigrant who had established himself as a silk manufact ...

in 1823 in column 1140. It belongs to the subfamily

Entiminae The Entiminae are a large subfamily in the weevil family Curculionidae, containing most of the short-nosed weevils, including such genera as ''Entimus'', ''Otiorhynchus'', ''Phyllobius'', ''Sitona'', and '' Pachyrrhynchus''. In comparison with ...

, tribe Eustylini. It belongs to the so-called "''Compsus'' genus complex". It has been proposed that ''Oxyderces'' is a

synonym A synonym is a word, morpheme, or phrase that means exactly or nearly the same as another word, morpheme, or phrase in a given language. For example, in the English language, the words ''begin'', ''start'', ''commence'', and ''initiate'' are all ...

of ''

Compsus ''Compsus'' is a genus of broad-nosed weevils in the family Curculionidae, distributed across the Americas, primarily in northern South America. Taxonomy The genus ''Compsus'' was first named by Carl Johan Schönherr in 1823: col. 1140. It ...

''.

Description

In 1922 Sir Guy A. K. Marshall described the genus ''Plococompsus'', which is currently a

of ''Oxyderces''. This reference presents a good diagnosis for the genus:

Distribution

''Oxyderces'' is known from Argentina,

Bolivia , image_flag = Bandera de Bolivia (Estado).svg , flag_alt = Horizontal tricolor (red, yellow, and green from top to bottom) with the coat of arms of Bolivia in the center , flag_alt2 = 7 × 7 square p ...

, Brazil,

Colombia Colombia (, ; ), officially the Republic of Colombia, is a country in South America with insular regions in North America—near Nicaragua's Caribbean coast—as well as in the Pacific Ocean. The Colombian mainland is bordered by the Car ...

, Ecuador, Paraguay, Peru, Venezuela;

Guadeloupe Guadeloupe (; ; gcf, label=Antillean Creole, Gwadloup, ) is an archipelago and overseas department and region of France in the Caribbean. It consists of six inhabited islands—Basse-Terre, Grande-Terre, Marie-Galante, La Désirade, and the ...

, Martinique.

Species list

The following species have been assigned to this genus: # ''

Oxyderces argentinicus ''Oxyderces'' is a genus of broad-nosed weevils in the family Curculionidae distributed in South America. It can be recognized by the presence of dense setae on the apex of the rostrum and postocular setae. Taxonomy The genus was named for t ...

'' (Heller, 1921: 28): Argentina. # ''

Oxyderces bimaculatus ''Oxyderces'' is a genus of broad-nosed weevils in the family Curculionidae distributed in South America. It can be recognized by the presence of dense setae on the apex of the rostrum and postocular setae. Taxonomy The genus was named for t ...

'' (Hustache, 1923: 290): Argentina,

. # ''

Oxyderces cinereus ''Oxyderces'' is a genus of broad-nosed weevils in the family Curculionidae distributed in South America. It can be recognized by the presence of dense setae on the apex of the rostrum and postocular setae. Taxonomy The genus was named for t ...

'' (Hustache, 1938: 110): Ecuador. # ''

Oxyderces cretaceus ''Oxyderces'' is a genus of broad-nosed weevils in the family Curculionidae distributed in South America. It can be recognized by the presence of dense setae on the apex of the rostrum and postocular setae. Taxonomy The genus was named for t ...

'' (Fabricius, 1792: 452):

, Martinique. # ''

Oxyderces croesus ''Oxyderces'' is a genus of broad-nosed weevils in the family Curculionidae distributed in South America. It can be recognized by the presence of dense setae on the apex of the rostrum and postocular setae. Taxonomy The genus was named for t ...

'' (Faust, 1892: 11): Venezuela. # ''

Oxyderces dubius ''Oxyderces'' is a genus of broad-nosed weevils in the family Curculionidae distributed in South America. It can be recognized by the presence of dense setae on the apex of the rostrum and postocular setae. Taxonomy The genus was named for t ...

'' (Voss, 1932: 40): Paraguay. # ''

Oxyderces euchloris ''Oxyderces'' is a genus of broad-nosed weevils in the family Curculionidae distributed in South America. It can be recognized by the presence of dense setae on the apex of the rostrum and postocular setae. Taxonomy The genus was named for t ...

'' (Pascoe, 1880): Peru. # ''

Oxyderces exaratus ''Oxyderces'' is a genus of broad-nosed weevils in the family Curculionidae distributed in South America. It can be recognized by the presence of dense setae on the apex of the rostrum and postocular setae. Taxonomy The genus was named for ...

'' (Hustache, 1938: 111):

. # ''

Oxyderces mansuetus ''Oxyderces'' is a genus of broad-nosed weevils in the family Curculionidae distributed in South America. It can be recognized by the presence of dense setae on the apex of the rostrum and postocular setae. Taxonomy The genus was named for ...

'' Hustache, 1938: 109: Argentina. # ''

Oxyderces mirandus ''Oxyderces'' is a genus of broad-nosed weevils in the family Curculionidae distributed in South America. It can be recognized by the presence of dense setae on the apex of the rostrum and postocular setae. Taxonomy The genus was named for ...

'' (Pascoe, 1880: 423):

, Ecuador. [synonyms: ''Oxyderces cicatricosus'' (Hustache, 1938), ''Oxyderces nigroundulatus'' (Hustache, 1938), ''Oxyderces texatus'' (Hustache, 1938) ] # ''Oxyderces sinuatocostatus'' (Hustache, 1938: 112): Brazil. # ''Oxyderces tarapotae'' (Hustache, 1938: 113): Peru. # '' Oxyderces viridiaeris'' (Hustache, 1938: 115):

. # ''

Oxyderces viridipes ''Oxyderces viridipes'' is a species of broad-nosed weevils in the family Curculionidae. This species is endemic to Colombia, commonly found in Medellín and surrounding areas, but has been incidentally collected in the United States. Taxono ...

'' (Boheman, 1840):

References

{{Taxonbar, from=Q14924342 Entiminae Weevil genera Neotropical realm fauna