Phoxinus
Phoxinus eos
Phoxinus is a genus of the carp family (Cyprinidae ) in the order of the carp -like ( Cypriniformes ), which is found in Eurasia and North America.
Features
The fish of the genus Phoxinus are a little fish with a cylindrical, strong body, pointed pharyngeal teeth and forked tail fin. Your body is covered with numerous, very small scales, only the abdomen between the pectoral fins is usually naked. Along the often incomplete lateral line is a series of square and oblong spots that can coalesce particularly in young animals to form a band.
Reproduction
During the spawning season forms, especially in the males, a showy plumage from the black tinted lower edges, a pattern of elongated dark spots and a coppery luster on the whole body may include. The males have conspicuous develop nodules on the head and a swollen, white edge of the gill cover. Within the genus partially occurs gynogenesis, the formation of asexual progeny through the activation of the egg creating foreign sperm
Species
The internal classification of the genus is not clearly understood, molecular studies suggest that the genus is paraphyletic. Currently, the genus 19 species are attributed to
- Phoxinus brachyurus
- Phoxinus cumberlandensis
- Phoxinus czekanowskii
- Phoxinus eos
- Phoxinus erythrogaster
- Phoxinus Grumi
- Phoxinus issykkulensis
- Phoxinus Keumkang
- Phoxinus lagowskii
- Phoxinus neogaeus
- Phoxinus oreas
- Phoxinus oxycephalus
- Phoxinus oxyrhyncus
- Sumpfelritze ( Phoxinus percnurus )
- Minnow ( Phoxinus phoxinus )
- Phoxinus saylori
- Phoxinus semotilus
- Phoxinus tchangi
- Phoxinus tennesseensis