''Hyperplagiodontia'', rarely called the wide-toothed hutia, is an extinct genus of

hutia Hutias (known in Spanish as jutía) are moderately large cavy-like rodents of the subfamily Capromyinae that inhabit the Caribbean islands, with most species restricted to Cuba and Hispaniola. Twenty species of hutia have been identified, but at ...

which contains a single species, ''Hyperplagiodontia araeum''. The species was originally described as a member of the genus ''

Plagiodontia ''Plagiodontia'' is a genus of rodent in the subfamily Capromyinae (hutias). All known species are endemic to the Caribbean island of Hispaniola (in the present-day Dominican Republic and Haiti). The genus name ''Plagiodontia'' means "oblique to ...

'' along with the extant

Hispaniolan hutia The Hispaniolan hutia (''Plagiodontia aedium'') is a small, endangered, rat-like mammal endemic to forests on the Caribbean island of Hispaniola (split between Haiti and the Dominican Republic). It lives in burrows or trees, and is active at ni ...

(''P. aedium''), but after morphometric analysis in 2012, was moved to its own genus, ''Hyperplagiodontia''. Fossils of ''H. araeum'' have only been found on

Hispaniola Hispaniola (, also ; es, La Española; Latin and french: Hispaniola; ht, Ispayola; tnq, Ayiti or Quisqueya) is an island in the Caribbean that is part of the Greater Antilles. Hispaniola is the most populous island in the West Indies, and th ...

, in the

Dominican Republic The Dominican Republic ( ; es, República Dominicana, ) is a country located on the island of Hispaniola in the Greater Antilles archipelago of the Caribbean region. It occupies the eastern five-eighths of the island, which it shares wit ...

and

Haiti Haiti (; ht, Ayiti ; French: ), officially the Republic of Haiti (); ) and formerly known as Hayti, is a country located on the island of Hispaniola in the Greater Antilles archipelago of the Caribbean Sea, east of Cuba and Jamaica, and ...

References

araeum Mammals described in 1964 Mammals of the Dominican Republic Mammals of Haiti Mammals of Hispaniola Mammal extinctions since 1500 Holocene extinctions Extinct animals of the Dominican Republic Extinct animals of Haiti {{Rodent-stub