''Oxyderces'' is a genus of broad-nosed weevils in the family Curculionidae distributed 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 sout ...

. It can be recognized by the presence of dense setae on the apex of the

rostrum Rostrum may refer to: * Any kind of a platform for a speaker: **dais **pulpit * Rostrum (anatomy), a beak, or anatomical structure resembling a beak, as in the mouthparts of many sucking insects * Rostrum (ship), a form of bow on naval ships * Ros ...

and postocular setae.

Taxonomy

The genus was named for the first time by Carl Johan Schönherr in 1823 in column 1140. It belongs to the subfamily Entiminae, tribe

Eustylini Eustylini is a primarily Neotropical weevil tribe in the subfamily Entiminae. Taxonomy The tribe Eustylini was named for the first time by Jean-Baptiste Henri Lacordaire in 1863, although, when first named, the tribe (Groupe Eustylides, p.&nbs ...

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

Description

In 1922 Sir Guy A. K. Marshall described the genus ''Plococompsus'', which is currently a synonym of ''Oxyderces''. This reference presents a good diagnosis for the genus:

Distribution

''Oxyderces'' is known from

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, th ...

, Bolivia,

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 ...

, Colombia,

Ecuador Ecuador ( ; ; Quechua: ''Ikwayur''; Shuar: ''Ecuador'' or ''Ekuatur''), officially the Republic of Ecuador ( es, República del Ecuador, which literally translates as "Republic of the Equator"; Quechua: ''Ikwadur Ripuwlika''; Shuar: ' ...

Paraguay Paraguay (; ), officially the Republic of Paraguay ( es, República del Paraguay, links=no; gn, Tavakuairetã Paraguái, links=si), is a landlocked country in South America. It is bordered by Argentina to the south and southwest, Brazil to th ...

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = National seal , national_motto = "Firm and Happy f ...

Venezuela Venezuela (; ), officially the Bolivarian Republic of Venezuela ( es, link=no, República Bolivariana de Venezuela), is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in th ...

; Guadeloupe,

Martinique Martinique ( , ; gcf, label=Martinican Creole, Matinik or ; Kalinago: or ) is an island and an overseas department/region and single territorial collectivity of France. An integral part of the French Republic, Martinique is located in ...

Species list

The following species have been assigned to this genus: # '' Oxyderces argentinicus'' (Heller, 1921: 28):

. # '' Oxyderces bimaculatus'' (Hustache, 1923: 290):

, Bolivia. # '' Oxyderces cinereus'' (Hustache, 1938: 110):

. # '' Oxyderces cretaceus'' (Fabricius, 1792: 452): Guadeloupe,

. # '' Oxyderces croesus'' (Faust, 1892: 11):

. # '' Oxyderces dubius'' (Voss, 1932: 40):

. # '' Oxyderces euchloris'' (Pascoe, 1880):

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = National seal , national_motto = "Firm and Happy f ...

. # '' Oxyderces exaratus'' (Hustache, 1938: 111): Colombia. # '' Oxyderces mansuetus'' Hustache, 1938: 109:

. # '' Oxyderces mirandus'' (Pascoe, 1880: 423): Colombia,

. [synonyms: ''Oxyderces cicatricosus'' (Hustache, 1938), ''Oxyderces nigroundulatus'' (Hustache, 1938), ''Oxyderces texatus'' (Hustache, 1938) ] # ''Oxyderces sinuatocostatus'' (Hustache, 1938: 112):

. # '' Oxyderces tarapotae'' (Hustache, 1938: 113):

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = National seal , national_motto = "Firm and Happy f ...

. # '' Oxyderces viridiaeris'' (Hustache, 1938: 115): Colombia. # '' Oxyderces viridipes'' (Boheman, 1840): Colombia.

References

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