Class Osteichthyes includes all bony fishes. Like all fishes, Osteichthyes are cold-blooded vertebrates that breathe through gills and use fins for swimming. Bony fishes share several distinguishing features: a skeleton of bone, scales, paired fins, one pair of gill openings, jaws, and paired nostrils.
What are four examples of Osteichthyes?
Example of Osteichthyes: Queensland lungfish and West Indian Ocean coelacanth (two Sarcopterygii), Iridescent shark and American black sturgeon (two Actinopterygii).
|Ostariophysi||Anotophysa Gonorynchiformes Otophysa Cypriniformes Characiformes Gymnotiformes Siluriformes|
What are the 5 examples of bony fish?
Examples are sharks, rays, dog-fish, skates, sturgion. Osteichthyes: These are fishes with bony skeleton. Examples are Tuna, Sardines, Codfish, Salmon, Trouts, Herring etc.
Which fish is a bony fish?
Bony fish also comprise virtually all freshwater species living in lakes, rivers, and streams. Sunfish, bass, catfish, trout, and pike are examples of bony fish, as are the freshwater tropical fish that you see in aquariums. Other species of bony fish include: Tuna.
What are the 2 types of bony fish?
The bony fish are divided into two classes: ray-finned fish and lobe-finned fish. The bony fish are characterized by a lung or swim bladder, a cover over the gills, and bones covering the head and pectoral girdles.
What four characteristics can you list for the class osteichthyes?
Class – Osteichthyes
Bony fishes share several distinguishing features: a skeleton of bone, scales, paired fins, one pair of gill openings, jaws, and paired nostrils. Osteichthyes includes the largest number of living species of all scientific classes of vertebrates, more than 28,000 species.
What are the two major categories of osteichthyes bony fish?
Osteichthyes, or bony fishes, includes two major groups: Sarcopterygii, or lobe-finned fishes, and Actinopterygii, or ray-finned fishes. The characteristics that unite this diverse group include lungs or a gas-filled swim bladder derived from lungs, segmented fin rays, bone, and bony scales.
Is a ray a bony fish?
The actinopterygians, or ray-finned fish, are one of the two major clades of bony fish (Osteichthyes), the other being the lobe-finned fish, or Sarcopterygians. The Chondrichthyes (cartilaginous fish) are the extant sister clade of the Osteichthyes.
Is Croaker a bony fish?
Eating croaker is a hands on experience. Because of their small size, they are most often cooked whole. The meat has delicate flakes and a moderate, briny flavor. It is a bony fish – so not the best for first dates.
Are humans bony fish?
They studied “primitive” cartilaginous fish — Australia’s bamboo shark and its cousin, the elephant shark — as well as three bony fishes — the Australian lungfish, the zebrafish and the American paddlefish. … “Humans are just modified fish,” said Professor Currie.
Are bony fish jawless?
Scientists group fish into three main types. They are divided into these groups because of the structure of their mouths and the types of skeletons they have. There are jawless fishes, cartilaginous (cart uhl AJ uh nuhs) fishes, and bony fishes. … They also do not have pairs of fins like most fish.
Do bony fish have backbones?
Fish are vertebrates which means they have vertebrae . A bone structure that makes up the vertebral column (backbone). The first is a skeleton structure made up of cartilage, as in cartilaginous fish, the other is bone found in bony fish. … They do not have a backbone, but they are supported by a jelly-like rod.
Which is not a bony fish?
The Classification of Non-Bony Fish
From there the non-bony fishes can be divided into two classes: Class Agnatha (Jawless Fishes) and Class Chondrichthyes (sharks and rays.) Image from PBS. The members of class Agnatha are startling to look at. Long and eel like, but lacking jaws they can appear faceless and lifeless.