Dupouyichthys
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''Dupouyichthys'' is
genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of banjo catfishes in the family
Aspredinidae The Aspredinidae are a small South American family (biology), family of catfishes (order (biology), order Siluriformes) also known as the banjo catfishes, with about 43 species. Distribution Aspredinids are found throughout the major tropical ri ...
. It is
monotypic In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unisp ...
, being represented by the single
species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...
''Dupouyichthys sapito''. This species appears to be restricted to the Magdalena and
Maracaibo Maracaibo ( , ; ) is a city and municipality in northwestern Venezuela, on the western shore of the strait that connects Lake Maracaibo to the Gulf of Venezuela. It is the largest city in Venezuela and is List of cities in Venezuela by population ...
basins. ''D. sapito'' is a small, armored aspredinid, growing up to 27 millimetres (1.1 in) standard length (SL), distinguished from all other aspredinids by having only one set of paired pre- anal-fin plates. Also, the bony ornamentation of its skull is better developed than its close relatives. It is found in river banks with vegetation.


References


External links

* Aspredinidae Catfish genera Monotypic freshwater fish genera Catfish of South America Freshwater fish of Colombia Magdalena River Fish of Venezuela Fish described in 1944 Taxa named by Leonard Peter Schultz {{catfish-stub