Breeding aquarium fish as a business
Business on the breeding of aquarium fish is easy. It is the sale of rare aquarium fish, necessary equipment, food, plants and other things that are required in the process…

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Valuehost (Carassius auratus)
A distant ancestor of the goldfish - common goldfish that live in marshy lakes and ponds in East Asia. Distinctive features Body length up to 20 cm rounded Body, with…

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Tropical marine fish

Classification of fish. Fish are the type of chordates, which also includes amphibians, reptiles, birds and mammals. This type is differently subdivided into taxa of lower rank. The following system distinguishes between two subtypes: baccarani (Acrania) deprived of their present head of Department (lancetti), and skull (Craniata), or vertebrates, which include fish. Among the latter there are several subclasses and units.

Type Chordata (chordates)

Subtype Acrania (baccarani)

The class Cephalochordata (Golovanova)

Squad Branchiostomoidea (lancetti)

Subtype Craniata (cranial)

The super class Agnatha (jawless)

Class Marsu pobranchii (melkogalechnye)

Squad Petromyzonoidea (lamprey)

Class Myxini (hagfish)

Squad Myxinoidea (hagfish)

The super class Gnathostomata (jawed)

Class Elasmobranchii (plasminogene)

Subclass Selachii (sharks and rays)

Superorder Selachoidea (sharks)

Squad Heterodontoidea (raznooborazie)

Squad Hexanchoidea (mnogoyarusnyi)

Squad Lamnoidea (lunoobraznye)

Squad Squaloidea (katsanohoria)

Superorder Hypotremata (stingrays)

A detachment of Batoidea (skaloobraznuju)

The class Holocephali (zelenogorova)

Squad Chimaeroidea (hyperoartia)

Class Osteichthyes (bony fish)

Subclass Choanichthyes (hanovia)

Squad Dipnoidea (lungfish)

Squad Crossopterygoidea (lobe-finned)

The subclass Actinopterygii (ray-finned)

Superorder Chondrosteoidea (kostoprav)

Squad Cladistioidea (mnogourovnevye)

Squad Acipenceroidea (sturgeon)

Superorder Holostei (bone ganoid)

Squad Semionotoidea (antimikrobnaya)

Squad Amioidea (nieobecne)

Superorder Teleostei (bony fish)

Squad Isospondyloidea (clupeiformes, or magnopere)

Squad Esociformes (Salobrena)

Squad Bathyclupeoidea (pelagic clupeiformes)

Squad Mormyroidea (clavariaceae)

Squad Ateleopoidea (lozhnopolojitelnaya)

Squad G y anturoidea (gigantomania)

Squad Lyomeroidea (mastorochoria)

Squad Ostariophysoidea (Cypriniformes, or contropotere)

Squad Apodoidea (preobrazenie)

Squad Heteromoidea (spinosaurus)

Squad S y nbranchioidea (literalentry)

Squad S y nentognathoidea (organoborane)

Squad Cyprinodontoidea (carposporophyte)

Squad Salmopercoidea (parapsoriasis)

Squad Berycomorphoidea (berikaoba)

Squad Zeomorphoidea (solnechnogorskii)

Squad Anacanthoidea (trnkobrani)

Squad Thoracostoidea (coloscopie)

Squad Solenichthyoidea (needle-like)

Squad Allotriognathoidea (ophioblennius)

Squad Percomorphoidea (Perciformes)

Squad Scleropareioidea (skoberne)

Squad Cephalacanthoidea (dolgoperiodnye)

Squad Hypostomosoidea (pagesource)