''Rachovia'' is a

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 ...

killifish A killifish is any of various oviparous (egg-laying) cyprinodontiform fish, including families Aplocheilidae, Pantanodontidae, Cyprinodontidae, Fundulidae, Nothobranchiidae, Profundulidae, Aphaniidae and Valenciidae. All together, there ar ...

from the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Rivulidae The Rivulidae are a family (biology), family of killifishes in the order (biology), order Cyprinodontiformes. They are commonly known as rivulids, South American killifish or New World killifish. The latter names are slightly misleading, however, ...

the species of which are

endemic Endemism is the state of a species being found only in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also foun ...

to the

Orinoco The Orinoco () is one of the longest rivers in South America at . Its drainage basin, sometimes known as the Orinoquia, covers approximately 1 million km2, with 65% of it in Venezuela and 35% in Colombia. It is the List of rivers by discharge, f ...

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 ...

and Magdalena basins in Colombia and Venezuela, where they live in small temporary waters like ponds. They are small annual

that reach up to in

total length Fish measurement is the measuring of individual fish and various parts of their anatomies, for data used in many areas of ichthyology, including taxonomy and fishery biology. Overall length Standard length (SL) is the length of a fish measured f ...

. The name of this genus honours the

German German(s) may refer to: * Germany, the country of the Germans and German things **Germania (Roman era) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizenship in Germany, see also Ge ...

aquarist An aquarist is a person who manages aquariums, either professionally or as a hobby. They typically care for aquatic animals, including fish and marine invertebrates. Some may care for aquatic mammals. Aquarists often work at public aquariums. They ...

Arthur Rachow (1884–1960) who sent fish specimens to George S. Myers.

Species

''Rachovia'' formerly included '' Llanolebias'', but these are now regarded as separate genera. ''Rachovia'' and ''

Austrofundulus ''Austrofundulus'' is a genus of killifish in the family Rivulidae native to northern Colombia, northern Venezuela and southwestern Guyana. They are annual killifish where adults generally have a short life in temporary ponds or swamps and the eg ...

'' are closely related, and it has been suggested that the latter should be merged into the former. There are currently six recognized species of ''Rachovia'': * '' Rachovia brevis'' ( Regan, 1912) * ''

Rachovia fransvermeuleni ''Rachovia'' is a genus of killifish from the family Rivulidae the species of which are endemic to the Orinoco, Maracaibo and Magdalena basins in Colombia and Venezuela, where they live in small temporary waters like ponds. They are small annual ...

'' Berkenkamp, 2020 * ''

Rachovia hummelincki ''Rachovia'' is a genus of killifish from the family Rivulidae the species of which are endemic to the Orinoco, Maracaibo and Magdalena basins in Colombia and Venezuela, where they live in small temporary waters like ponds. They are small annual ...

'' de Beaufort, 1940 * ''

Rachovia maculipinnis ''Rachovia'' is a genus of killifish from the family Rivulidae the species of which are endemic to the Orinoco, Maracaibo and Magdalena basins in Colombia and Venezuela, where they live in small temporary waters like ponds. They are small annual ...

'' ( Radda, 1964) * ''

Rachovia pyropunctata ''Rachovia'' is a genus of killifish from the Family (biology), family Rivulidae the species of which are Endemism, endemic to the Orinoco, Lake Maracaibo, Maracaibo and Magdalena River, Magdalena basins in Colombia and Venezuela, where they live ...

'' Taphorn & Thomerson, 1978 * ''

Rachovia splendens ''Rachovia'' is a genus of killifish from the family Rivulidae the species of which are endemic to the Orinoco, Maracaibo and Magdalena basins in Colombia and Venezuela, where they live in small temporary waters like ponds. They are small annual ...

'' Dahl, 1958

References

Rivulidae Freshwater fish genera Taxa named by George S. Myers {{Rivulidae-stub