Romanichthyini is a

tribe The term tribe is used in many different contexts to refer to a category of human social group. The predominant worldwide use of the term in English is in the discipline of anthropology. The definition is contested, in part due to conflict ...

of freshwater

ray-finned fish Actinopterygii (; ), members of which are known as ray-finned fish or actinopterygians, is a class of bony fish that comprise over 50% of living vertebrate species. They are so called because of their lightly built fins made of webbings of sk ...

which is one of two tribes in the

subfamily In biological classification, a subfamily (Latin: ', plural ') is an auxiliary (intermediate) taxonomic rank, next below family but more inclusive than genus. Standard nomenclature rules end botanical subfamily names with "-oideae", and zo ...

Luciopercinae The Luciopercinae is a subfamily of ray-finned fish, classified within the Family (biology), family Percidae, the subfamily includes the pike-perches and zingels. The pike-perches of the genus ''Zander, Sander'' have an Holarctic distribution whi ...

, which in turn is classified under 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 ...

Percidae The Percidae are a family of ray-finned fish, part of the order Perciformes, which are found in fresh and brackish waters of the Northern Hemisphere. The majority are Nearctic, but there are also Palearctic species. The family contains nearly 250 ...

, the family also includes the

perch Perch is a common name for freshwater fish from the genus ''Perca'', which belongs to the family Percidae of the large order Perciformes. The name comes from , meaning the type species of this genus, the European perch (''P. fluviatilis'') ...

es, pikeperches, ruffes and

darters The darters, anhingas, or snakebirds are mainly tropical waterbirds in the family Anhingidae, which contains a single genus, ''Anhinga''. There are four living species, three of which are very common and widespread while the fourth is rarer and c ...

Taxonomy

The Romanichthyini is the

sister taxon In phylogenetics, a sister group or sister taxon, also called an adelphotaxon, comprises the closest relative(s) of another given unit in an evolutionary tree. Definition The expression is most easily illustrated by a cladogram: Taxon A and ...

to the tribe

Luciopercini ''Sander'' (formerly known as ''Stizostedion'') is a genus of predatory ray-finned fish in the family Percidae, which also includes the perches, ruffes, and darters. They are also known as "pike-perch" because of their resemblance to fish in th ...

and together they form the subfamily Luciopercinae. There are two genera classified within the tribe, although there is evidence to suggest that it may be a single genus and that the asprete should be classified within ''Zingel''. Apart from one species which is found in the Rhone the species in the tribe 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

Danube The Danube ( ; see also #Names and etymology, other names) is the List of rivers of Europe#Longest rivers, second-longest river in Europe, after the Volga in Russia. It flows through Central and Southeastern Europe, from the Black Forest sou ...

basin. The two genera are: * ''

Romanichthys ''Romanichthys'' is a genus of ray-finned fish. It is one of two genera in the tribe Romanichthyini which, along with the tribe Luciopercini, forms the subfamily Luciopercinae of the family Percidae. This happens alongside the perches, ruffes, ...

'' Dumitrescu, Bănărescu & Stoica 1957 * ''

Zingel ''Zingel'' is a genus of fish in the family Percidae. They are long and slender, reaching in length. They are found in rivers and streams in Europe. They feed mainly on aquatic invertebrates such as crustaceans and insect larvae, and also eat s ...

'' Cloquet, 1817

References

{{Taxonbar, From=Q97495923 Luciopercinae Fish tribes