Hutia

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Hutia
Temporal range: Early Miocene–Recent
Desmarest's hutia (Capromys pilorides)
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Rodentia
Family: Echimyidae
Subfamily: Capromyinae
Smith, 1842
Type genus
Capromys
Desmarest, 1822
Genera

Tribe

Capromyini

Tribe

Plagiodontini

†Tribe

Hexolobodontini

  • Hexolobodon

†Tribe

Isolobodontini

Hutias (known in Spanish as jutía[1]) are moderately large cavy-like rodents of the subfamily Capromyinae that inhabit the Caribbean islands. Most species are restricted to Cuba, but species are known from all of the Greater Antilles, as well as The Bahamas and (formerly) Little Swan Island off of Honduras.

Twenty species of hutia have been identified, but at least half are

IUCN
.

The extinct

Heptaxodontidae also inhabited the Caribbean, but are not thought to be closely related, with the giant hutias belonging in the superfamily Chinchilloidea.[2]

Description

Most species have a head-and-body length that ranges from 21 to 46 cm (8.3 to 18.1 in) and weigh less than 2 kg (4.4 lb), but

coypu in some respects. Tails are present, varying from vestiges to prehensile. They have stout bodies and large heads. Most species are herbivorous
, though some consume small animals. Instead of burrowing underground, they nest in trees or rock crevices.

They are hunted for food in Cuba, where they are often cooked in a large pot with wild nuts and honey. At the Guantanamo Bay Naval Base however, there is an over population due to an abundant food source and the lack of natural predators. Desmarest's hutias are referred to by those stationed at the Guantanamo Bay Naval Base as banana rats.[4] Banana rats are not named for their dietary preference, but because their feces look like small versions of the fruit. They are known to come out at night.

Phylogeny

Molecular studies of phylogeny indicate that hutias nest within the Neotropical spiny rats (Echimyidae).[5] Indeed, the hutia subfamily, Capromyinae, is the sister group to Owl's spiny rat Carterodon.[6] In turn, this clade shares phylogenetic affinities with a subfamily of spiny rats, the Euryzygomatomyinae.[6]

Within Capromyidae, the deepest split involves Plagiodontia with respect to other genera, followed by the divergence of Geocapromys. The latter genus is the sister group to a clade in which Capromys branches off before the Mesocapromys and Mysateles split.

Genus-level cladogram of the Capromyidae
with their relationship to Carterodon and Euryzygomatomyinae.
  
Octodontoidea
  
Euryzygomatomyinae
         

  Trinomys (Atlantic spiny rats)

         

  Clyomys

  Euryzygomatomys (guiaras)

  Carterodon (Owl's spiny rat)

Capromyidae
  
Plagiodontini
  

  Plagiodontia

  
Capromyini
  

  Geocapromys

         
         

  Capromys (Desmarest's hutia)

         

  Mesocapromys

 

Mysateles

The cladogram has been reconstructed from mitochondrial and nuclear DNA characters.[7][8][9][5][10][6]

Hutias colonized the islands of the Caribbean as far as the

Bahamas by Oceanic dispersal from South America,[11][12] reaching the Greater Antilles by the early Oligocene.[13]
This was facilitated by the direction of prevailing currents.

Systematics

Prehensile-tailed hutia (Mysateles prehensilis)

The systematics of the 10 extant and 11

extinct recognized species of Capromyidae is as follows.[14][15][16]
Taxa known to be extinct are marked with a dagger (†).

Subfamily Capromyinae
Tribe Capromyini
Capromys
extinct
)
Desmarest's hutia (Capromys pilorides)
Geocapromys
Jamaican hutia
(Geocapromys brownii)
Bahamian hutia (Geocapromys ingrahami)
Cayman hutia (Geocapromys caymanensis)
Cuban coney (Geocapromys columbianus)
Little Swan Island hutia (Geocapromys thoracatus)
Mesocapromys
Cabrera's hutia (Mesocapromys angelcabrerai)
Eared hutia (Mesocapromys auritus)
Black-tailed hutia (Mesocapromys melanurus)
Dwarf hutia (Mesocapromys nana) (possibly extinct)
San Felipe hutia (Mesocapromys sanfelipensis) (possibly extinct)
Mysateles
Prehensile-tailed hutia (Mysateles prehensilis)
Tribe †Hexolobodontini
Hexolobodon
Imposter hutia (Hexolobodon phenax)
Tribe Isolobodontini
Isolobodon
Montane hutia (Isolobodon montanus)
Puerto Rican hutia (Isolobodon portoricensis)
Tribe Plagiodontini
Plagiodontia
Hispaniolan hutia (Plagiodontia aedium)
Samaná hutia (Plagiodontia ipnaeum)
Small Haitian hutia (Plagiodonta spelaeum)
Hyperplagiodontia
Wide-toothed hutia
(Hyperplagiodontia araeum)
Rhizoplagiodontia
Lemke's hutia (Rhizoplagiodontia lemkei)

References

  1. ^ "Cuba's government mocked by stampede of ostrich memes". BBC News. 23 April 2019.
  2. PMID 25115033
    .
  3. .
  4. ^ Larson, Vaughn (23 September 2008). "Sailor Volunteers to Help Base Environment". Joint Task Force Guantanamo Public Affairs. Retrieved 24 September 2011.
  5. ^
    PMID 25115033
    .
  6. ^ .
  7. .
  8. .
  9. .
  10. ^ Upham, Nathan S.; Patterson, Bruce D. (2015). "Evolution of Caviomorph rodents: a complete phylogeny and timetree for living genera". In Vassallo, Aldo Ivan; Antenucci, Daniel (eds.). Biology of caviomorph rodents: diversity and evolution. Buenos Aires: SAREM Series A, Mammalogical Research — Sociedad Argentina para el Estudio de los Mamíferos. pp. 63–120.
  11. .
  12. .
  13. .
  14. .
  15. .
  16. , retrieved 2021-09-27

External links

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