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Actinopterygii. Actinopterygii ( / ˌæktɪnɒptəˈrɪdʒiaɪ /; from actino- 'having rays', and Ancient Greek πτέρυξ (ptérux) 'wing, fins'), members of which are known as ray-finned fish or actinopterygians, is a class of bony fish [2] that comprise over 50% of living vertebrate species. [3]
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Teleostei (/ ˌ t ɛ l i ˈ ɒ s t i aɪ /; Greek teleios...
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Diversity. Actinopterygians, or ‘ray-finned fishes,’ are the largest and most successful group of fishes and make up half of all living vertebrates. While actinopterygians appeared in the fossil record during the Devonian period, between 400-350 million years ago (Ma), it was not until the Carbonifer ...
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Actinopterygii, is a major taxonomic class (or subclass) of fish, known as the "ray-finned fishes," whose diverse number of species includes about half of all known living vertebrates and 96 percent of all fish species. The actinopterygians include the most familiar fish, such as sturgeons, gars, eels, carp, herrings, anchovies, catfishes ...
Feb 15, 2018 · The group of ray-finned fishes (Class Actinopterygii) encompasses over 20,000 species of fish that have 'rays,' or spines, in their fins. This separates them from the lobe-finned fishes (Class Sarcopterygii, e.g., the l ungfish and coelacanth), which have fleshy fins. Ray-finned fishes make up about half of all known vertebrate species .
Fish - Actinopterygii, Ray-Finned, Aquatic: Class Actinopterygii (ray-finned fishes), in existence since the Early Devonian, is the largest class of fishes with about 26,900 living species. Actinopterygians comprise three evolutionary radiations: Chondrostei, holostean, and Teleostei. Ichthyologists emphasize the skeleton in classification, but studies also include head and body length, teeth ...
In fish: Actinopterygii: ray-finned fishes. The Actinopterygii, or ray-finned fishes, are the largest class of fishes. In existence for about 400 million years, since the Early Devonian, it consists of some 42 orders containing more than 480 families, at least 80 of which are known only from fossils. The class contains….
Translations in context of "Actinopterygii" in English-Spanish from Reverso Context: The R. buccalis belongs to the Actinopterygii class of bony fishes, meaning those that are ray-finned.
