''Dusicyon'' is an extinct
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...
of South American
canid
Canidae (; from Latin, '' canis'', " dog") is a biological family of dog-like carnivorans, colloquially referred to as dogs, and constitutes a clade. A member of this family is also called a canid (). There are three subfamilies found withi ...
s. The type species is ''Dusicyon australis'', the
Falkland Islands wolf. In 1914,
Oldfield Thomas established this genus, in which he included the
culpeo
The culpeo (''Lycalopex culpaeus''), also known as culpeo zorro, Andean zorro, Andean fox, Paramo wolf, Andean wolf,Comparative ecology of two South American foxes, 'Dusicvon ariseus' and 'culpaeus' by Warren E. Johnson. Doctoral dissertation. Io ...
and other
South American foxes. These other canids were removed to ''
Lycalopex'' by Langguth in 1975.
''
Dusicyon avus'', widely distributed in the late
Pleistocene
The Pleistocene ( , often referred to as the ''Ice age'') is the geological epoch that lasted from about 2,580,000 to 11,700 years ago, spanning the Earth's most recent period of repeated glaciations. Before a change was finally confirmed in ...
from Uruguay through
Buenos Aires Province to southernmost
Chile
Chile, officially the Republic of Chile, is a country in the western part of South America. It is the southernmost country in the world, and the closest to Antarctica, occupying a long and narrow strip of land between the Andes to the east a ...
, is the closest known relative of the Falkland Islands wolf; the two lineages split only about 16,000 years ago.
It died out in the late Holocene, earlier estimates suggested about 2,980 years ago on the island of
Tierra del Fuego
Tierra del Fuego (, ; Spanish for "Land of the Fire", rarely also Fireland in English) is an archipelago off the southernmost tip of the South American mainland, across the Strait of Magellan. The archipelago consists of the main island, Isla ...
and almost 1,700 years ago in the continent. More recent research confirms much later extinction dates, with the latest confirmed records in the Pampean Region being 700
BP (1232–1397 AD) and southernmost Patagonia at 400 years BP (1454–1626 AD).
There is still much debate about the classification of ''"Dusicyon" cultridens''. It has been suggested that this species be placed in the genera ''
Canis
''Canis'' is a genus of the Caninae which includes multiple extant species, such as wolves, dogs, coyotes, and golden jackals. Species of this genus are distinguished by their moderate to large size, their massive, well-developed skulls and de ...
'' or ''
Lycalopex''. This debate makes ''D. cultridens'' poorly researched.
References
External links
(''Lycalopex'' mentioned as ''Dusicyon'') THE DANGEROUS WILD ANIMALS ACT 1976 (MODIFICATION) (NO.2) ORDER 2007. http://www.legislation.gov.uk/uksi/2007/2465/schedule/made accessed 26 March 2014.
Cerdocyonina
Foxes
Mammal genera
Carnivorans of South America
Holocene extinctions
Extinct mammals of South America
Mammals described in 1839
Taxa named by Charles Hamilton Smith
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