''Eustylus'' is a neotropical genus of broad-nosed weevils in 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.

Taxonomy

''Eustylus'' was described 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 1843 (p. 40). The Central American species were treated by Champion. Marshall 1916 offers a key to most species.

Description

One of the most salient features of ''Eustylus'' is its broad antennal scape, densely and uniformly covered by scales (see Fig. 7F in Girón 2020 ). Some species bear a spine on the inner margin of the profemur, which is unusual for eustylines. Most species are uniformly covered by brown scales forming different patterns; metallic green species are also found.

Distribution

The genus ''Eustylus'' ranges from

Mexico Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema ...

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 ...

, with some species represented in the

Caribbean The Caribbean (, ) ( es, El Caribe; french: la Caraïbe; ht, Karayib; nl, De Caraïben) is a region of the Americas that consists of the Caribbean Sea, its islands (some surrounded by the Caribbean Sea and some bordering both the Caribbean Se ...

List of species

''Eustylus'' contains 26 described species: # ''Eustylus aequus'' Marshall, 1916: 464:

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 ...

. # ''Eustylus bodkini'' Marshall, 1916: 456:

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 ...

Guyana Guyana ( or ), officially the Cooperative Republic of Guyana, is a country on the northern mainland of South America. Guyana is an indigenous word which means "Land of Many Waters". The capital city is Georgetown. Guyana is bordered by the ...

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 ...

. # ''Eustylus chiriquensis'' Champion, 1911: 294:

Panama Panama ( , ; es, link=no, Panamá ), officially the Republic of Panama ( es, República de Panamá), is a transcontinental country spanning the southern part of North America and the northern part of South America. It is bordered by Cos ...

. # ''Eustylus cinericius'' Champion, 1911: 296:

Guatemala Guatemala ( ; ), officially the Republic of Guatemala ( es, República de Guatemala, links=no), is a country in Central America. It is bordered to the north and west by Mexico; to the northeast by Belize and the Caribbean; to the east by H ...

. # ''Eustylus ephippiatus'' Marshall, 1916: 458:

. # ''Eustylus funicularis'' Kirsch, 1874: 390:

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 ...

Peru , image_flag = Flag of Peru.svg , image_coat = Escudo nacional del Perú.svg , other_symbol = Great Seal of the State , other_symbol_type = Seal (emblem), National seal , national_motto = "Fi ...

. # ''Eustylus grypsatus'' Boheman, 1843: 27:

. # ''Eustylus hybridus'' Rosenschoeld, 1840: 200:

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 ...

Saint Lucia Saint Lucia ( acf, Sent Lisi, french: Sainte-Lucie) is an island country of the West Indies in the eastern Caribbean. The island was previously called Iouanalao and later Hewanorra, names given by the native Arawaks and Caribs, two Amerindian ...

. # ''Eustylus inclusus'' Marshall, 1916: 461:

. # ''Eustylus magdalenae'' Marshall, 1926: 536:

. # ''Eustylus obliquefasciatus'' Marshall, 1916: 455:

. # ''Eustylus puber'' Olivier, 1807: 367:

French Guiana French Guiana ( or ; french: link=no, Guyane ; gcr, label=French Guianese Creole, Lagwiyann ) is an overseas departments and regions of France, overseas department/region and single territorial collectivity of France on the northern Atlantic ...

Trinidad Trinidad is the larger and more populous of the two major islands of Trinidad and Tobago. The island lies off the northeastern coast of Venezuela and sits on the continental shelf of South America. It is often referred to as the southernmos ...

. # ''Eustylus quadrigibbus'' Champion, 1911: 292:

. # ''Eustylus ruptus'' Champion, 1911: 293:

Costa Rica Costa Rica (, ; ; literally "Rich Coast"), officially the Republic of Costa Rica ( es, República de Costa Rica), is a country in the Central American region of North America, bordered by Nicaragua to the north, the Caribbean Sea to the no ...

. # ''Eustylus scapularis'' Marshall, 1916: 464:

. # ''Eustylus setipennis'' Champion, 1911: 292:

. # ''Eustylus sexguttatus'' Champion, 1911: 291:

. # ''Eustylus simplex'' Marshall, 1916: 460:

. # ''Eustylus simulatus'' Marshall, 1916: 459:

. # ''Eustylus sordidus'' Marshall, 1916: 460:

. # ''Eustylus striatus'' Boheman, 1843: 42:

. # ''Eustylus subapterus'' Champion, 1911: 295:

. # ''Eustylus subfasciatus'' Voss, 1932: 40:

. # ''Eustylus subguttatus'' Marshall, 1916: 462:

. # ''Eustylus subuittatus'' Marshall, 1916: 457:

. # ''Eustylus veraepacis'' Champion, 1911: 294:

References

Weevils {{Weevil-stub