Ancient Greek
Ancient Greek (, ; ) includes the forms of the Greek language used in ancient Greece and the classical antiquity, ancient world from around 1500 BC to 300 BC. It is often roughly divided into the following periods: Mycenaean Greek (), Greek ...
roots (''khondros'') 'lump' + (''stoma'') 'mouth' = 'lump-mouth') 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 ...
of
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 ...
in the family
Leuciscidae
Leuciscidae is a family of freshwater ray-finned fishes, formerly classified as a subfamily of the Cyprinidae, which contains the true minnows.
Members of the Old World (OW) clade of minnows within this subfamily are known as European minnow ...
. They are commonly known as nases, although this term is also used locally to denote particular species, most frequently the common nase (''C. nasus'').
The common name refers to the protruding upper jaw of these fishes; it is derived from the German term ''Nase'' 'nose'.
Several species have a very restricted range. Some of these endemics are very rare nowadays, and at least one
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), ...
is globally
extinct
Extinction is the termination of an organism by the death of its Endling, last member. A taxon may become Functional extinction, functionally extinct before the death of its last member if it loses the capacity to Reproduction, reproduce and ...
.
Systematics
In 2007 it was determined that the presumed
monophyletic
In biological cladistics for the classification of organisms, monophyly is the condition of a taxonomic grouping being a clade – that is, a grouping of organisms which meets these criteria:
# the grouping contains its own most recent co ...
group consisted of six at least partly independent lineages of
Leuciscinae
Leuciscinae is a subfamily of freshwater Actinopterygii, ray-finned fishes belonging to the Family (biology), family Leuciscidae, which includes the fishes known as daces, chubs, shiners and minnows. The fishes in this subfamily are mainly found i ...
, meaning that the rasping feeding apparatus evolved more than once. It was proposed to split the genus in six in consequence: '' Achondrostoma'', ''Chondrostoma'', ''
Iberochondrostoma
''Iberochondrostoma'' is a genus of freshwater Actinopterygii, ray-finned fishes belonging to the Family (biology), family Leuciscidae. The fishes in this genus are Endemism, endemic to the Iberian Peninsula.
Species
''Iberochondrostoma'' contain ...
Elvira
Elvira is a female given name. It is believed to have first been recorded in medieval Spain, while other sources claim that it is likely of Germanic ( Gothic) origin.
In the Balkans, Elvira is popular among Bosniaks, Croats, and Slovenes in the ...
Krupp
Friedrich Krupp AG Hoesch-Krupp (formerly Fried. Krupp AG and Friedrich Krupp GmbH), trade name, trading as Krupp, was the largest company in Europe at the beginning of the 20th century as well as Germany's premier weapons manufacturer dur ...
Linnaeus
Carl Linnaeus (23 May 1707 – 10 January 1778), also known after ennoblement in 1761 as Carl von Linné,#Blunt, Blunt (2004), p. 171. was a Swedish biologist and physician who formalised binomial nomenclature, the modern system of naming o ...
Yakovlev
The Joint-stock company, JSC A.S. Yakovlev Design Bureau () is a Russian aircraft designer and manufacturer (design office prefix Yak). Its head office is in Aeroport District, Northern Administrative Okrug, Moscow. It is a subsidiary of Yakovle ...