WebDefinition of ray-finned in English: ray-finned. adjective Zoology (Of a fish) having fins supported by rays; actinopterygian. Origin. 1930s; earliest use found in Alfred Romer … WebTeleostei (/ ˌ t ɛ l i ˈ ɒ s t i aɪ /; Greek teleios "complete" + osteon "bone"), members of which are known as teleosts (/ ˈ t ɛ l i ɒ s t s, ˈ t iː l i-/), is, by far, the largest infraclass in the class Actinopterygii, the ray-finned fishes, …
ray-finned fishes - Encyclopedia of Life
WebJun 8, 2024 · Ray-finned fish are named for their fins that are webs of skin supported by bony spines called rays. In contrast, the fins of Sarcopterygii are fleshy and lobed, supported by bone. Although most members of this clade are extinct, living members include the less-familiar lungfishes and coelacanths. Webbony fish, (superclass Osteichthyes), 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 … cindy joan crawford
Phylum Chordata: Chordate Characteristics & Reproduction
WebAdjective [ edit] rayfinned ( not comparable ) Alternative form of ray-finned. : English lemmas. This page was last edited on 10 October 2024, at 12:44. Text is available under … WebFeb 24, 2024 · Origins . The earliest tetrapods evolved from "lobe-finned" fishes, which differed in important ways from "ray-finned" fishes. While ray-finned fishes are the most common type of fish in the ocean today, the only lobe-finned fish on the planet are lungfish and coelacanths, the latter of which were thought to have gone extinct tens of millions of … WebAug 20, 2024 · sharks, skates, rays & chimeras : skeleton made of cartilage and no swim bladder: Actinopterygii : ray-finned fish : rigid skeleton, presence of swim bladder, a single … cindy joffrion