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en.wikipedia.org/wiki/Osteichthyes

Osteichthyes (/ ˌ ɒ s t i ˈ ɪ k θ i iː z /), popularly referred to as the bony fish, is a diverse taxonomic group of fish that have skeletons primarily composed of bone tissue, as opposed to cartilage.The vast majority of fish are members of Osteichthyes, which is an extremely diverse and abundant group consisting of 45 orders, and over 435 families and 28,000 species.

www.newworldencyclopedia.org/entry/Osteichthyes

Osteichthyes, known as the bony fish, are a taxonomic class (or superclass) of fish and the largest class of vertebrates in existence today. With over 26,000 species, they comprise over 95 percent of all fish species.The Osteichthyes include the ray-finned fish (subclass or class Actinopterygii) and lobe finned fish (subclass or class Sarcopterygii). ...

fsc.fernbank.edu/STT/VertBio/osteichthyes.htm

Osteichthyes. Class Osteichthyes (the bony fish) is the largest class of vertebrates with over 20,000 species. The total numbers of fishes exceed that of all other kinds of vertebrates combined. This is not surprising considering four fifths of the earth's surface is covered with water.

nhpbs.org/wild/osteichthyes.asp

Osteichthyes - Bony Fish : This is the largest class of vertebrates. There are over 29,000 species of bony fish found in freshwater and marine environments around the world. Bony fish differ from fish like sharks and rays in the chondrichthyes class. Instead of cartilage, bony fish have bones. Bony fish also have a swim bladder. The swim ...

www.britannica.com/animal/bony-fish

Bony fish, any member of the superclass Osteichthyes, a group made up of the classes Sarcopterygii (lobe-finned fishes) and Actinopterygii (ray-finned fishes) in the subphylum Vertebrata, including the great majority of living fishes and virtually all the world’s sport and commercial fishes.The scientific term Pisces has also been used to identify this group of fishes.

study.com/academy/lesson/class-osteichthyes-characteristics-examples.html

The majority of fish fall into one class, called Osteichthyes, which is the focus of this lesson. Osteichthyes Facts. There are over 25,000 species of Osteichthyes, or bony fish, in the earth's ...

www.biologydiscussion.com/.../class-osteichthyes-with-diagram-bony-fishes/69824

The below mentioned article provides biology notes on Class Osteichthyes. 1. The endoskeleton is cartilaginous in the embryonic stage, but in the adult forms more or less it is replaced by bones. Thus they have bony endoskeleton. They are ectothermic (cold blooded). There are about 25,000 species of bony fishes. 2.

seaworld.org/animals/all-about/bony-fish/classification

Class - Osteichthyes. 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.

biologyeducare.com/chondrichthyes-vs-osteichthyes

The largest bony fish is the ocean sunfish or common mola in the world, which grows up to 2.3 meters in length and 2300 kg in weight while the smallest fish is the dwarf pygmy goby (Pandaka pygmaea) which can grow up to 9 mm (female) and 15 mm (male) in length. Class Osteichthyes has two groups: ray-finned and lobe-finned fish where the ray ...

blogs.ubc.ca/mrpletsch/2017/02/02/class-osteichthyes

Class Osteichthyes. Comparing Osteichthyes and Chondrichthyes criteria and rubric. Bony fish. Figure 1: Representatives of Class Osteichthyes ... This allows for easier neutral buoyance – more energy efficient (bony fish don’t need to swim to stay in the water column). Figure 4: Comic depicting swim bladder control. Physiology Digestive system.