class : chondrichthyes(cartilagenous fishes ) sub class:elasmobranchii order:selachii
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• Class : Chondrichthyes(Cartilagenous fishes )
• Sub Class:Elasmobranchii
• Order:Selachii
• Sub order:Selachoidea
• Eg:Shark
• Class : Chondrichthyes
• Sub Class:Elasmobranchii
• Order:Selachii
• Sub order:Batoidea
• Eg: Rays
• Class : Chondrichthyes( Ophisthonephric kidneys)
• Sub Class:II- Holocephali
• Eg:Chimaera (Living fish)
• Unique feature tentacle on the head of the male
Chimaera
• Class:Osteichthyes (diphycercal caudal
fin,external fertilization)
• Sub class :Choanichthyes( bony fishes ,
lung breathers )
• Order: Crossopterygii(ancester of Amphibia)
Eg:Latimeria (living fossil, Coelocanth)
Latimeria
• Class:Osteichthyes• Sub class :Choanichthyes)• Order: Dipnoi(double breathing fishes,uncles
of Amphibia, Dipnoi can live in drying pools, shows discontinuous distribution )
• Eg:Epiceratodus (Australian lung fish)
Protopterus (African Lung fish,
have internal nostril)
Lepidosiren (south American lung
fish)
• Class:Osteichthyes
• Sub class :Actinopterygii
• Super Order: Chondrostei
• Eg:1-Acipenser (common Sturgeon) Lives in Europe, keeled bony plate
• 2-Scaphirhynchus(Shovel –shaped Sturgeon)
• 3-Polyodon(Spoon billed Sturgeon) dorsal fin split into finlets
• 4-Polypterus(shining scales, overcomes drought.
It has bilobed lung.)
•
Acipenser(common Sturgeon)
• Class:Osteichthyes
• Sub class :Actinopterygii
• Super Order:Holostei
Eg:Amia (Bow fin)N.America
Lepidosteus- jaws beak like
• Class:Osteichthyes
• Sub class :Actinopterygii
• Super Order:Teleostei
(Operculum, Air bladder,No terminal mouth,
Dipthcercal or 1st heterocercal secondarily homocercal)
Order: IsopondyliHerrings
Order:Ostariophysi -Cyprinus carpio(Carps) ,Arius (catfishes) and Rohu(major carp)Clarias,
Arius(cat fish)parental care,males retain the eggs in their mouth till they are hatched, air breathing
fishes
Clarias(cat fish)air breathing fishes
Order:Apodes-Indian Anguilla(eel)&Muraena
migratory fishes
Order:Heteromi-Notocanthus
Order:Mesichthyes-Hippocampus(sea horse)
Anguilla(eel)
Exocoetus (Flying Fish)
Syngnathus(pipe fish)
Hippocampus
Echeneis (sucker fish)
Tetradon(puffer fish) Inflates body with water
Sardines for oil production
Indian Salmon
Gambusia(destroy mosquito larvae-larvivorous)
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