Category Photography / Human
Species Wolf
Size 768 x 1024px
File Size 423.3 kB
Not really....
Fish are classified into the following major groups:
Subclass Pteraspidomorphi (early jawless fish)
Class Thelodonti
Class Anaspida
(unranked) Cephalaspidomorphi (early jawless fish)
(unranked) Hyperoartia
Petromyzontidae (lampreys)
Class Galeaspida
Class Pituriaspida
Class Osteostraci
Infraphylum Gnathostomata (jawed vertebrates)
Class Placodermi (armoured fishes, extinct)
Class Chondrichthyes (cartilaginous fish)
Class Acanthodii (spiny sharks, extinct)
Superclass Osteichthyes (bony fish)
Class Actinopterygii (ray-finned fish)
Subclass Chondrostei
Order Acipenseriformes (sturgeons and paddlefishes)
Order Polypteriformes (reedfishes and bichirs).
Subclass Neopterygii
Infraclass Holostei (gars and bowfins)
Infraclass Teleostei (many orders of common fishes)
Class Sarcopterygii (lobe-finned fish)
Subclass Coelacanthimorpha (coelacanths)
Subclass Dipnoi (lungfish)
This is exactly what we are doing in school right now D:
Fish are classified into the following major groups:
Subclass Pteraspidomorphi (early jawless fish)
Class Thelodonti
Class Anaspida
(unranked) Cephalaspidomorphi (early jawless fish)
(unranked) Hyperoartia
Petromyzontidae (lampreys)
Class Galeaspida
Class Pituriaspida
Class Osteostraci
Infraphylum Gnathostomata (jawed vertebrates)
Class Placodermi (armoured fishes, extinct)
Class Chondrichthyes (cartilaginous fish)
Class Acanthodii (spiny sharks, extinct)
Superclass Osteichthyes (bony fish)
Class Actinopterygii (ray-finned fish)
Subclass Chondrostei
Order Acipenseriformes (sturgeons and paddlefishes)
Order Polypteriformes (reedfishes and bichirs).
Subclass Neopterygii
Infraclass Holostei (gars and bowfins)
Infraclass Teleostei (many orders of common fishes)
Class Sarcopterygii (lobe-finned fish)
Subclass Coelacanthimorpha (coelacanths)
Subclass Dipnoi (lungfish)
This is exactly what we are doing in school right now D:
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