from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. In the Actinopterygii taxonomic class of fish, all having in common lepidotrichia (a kind of fin made of webs of skin supported by bony or horny spines).


Sorry, no etymologies found.


  • If we then push to one side the bony ‘ray-finned fishes’ salmon, trout, tuna, angel fish: just about all the fish you are likely to see that are not sharks, the natural group to which we belong includes all land vertebrates plus the so-called lobe-finned fishes.


  • One lineage led to ray-finned bony fish: salmon, trout, gar, and thousands of other species.

    Parasite Rex

  • The parasites must have invaded them, coming out of the water in some ray-finned fish.

    Parasite Rex

  • Tapeworms probably first evolved in the earliest ray-finned fish.

    Parasite Rex

  • Of the 645 ray-finned fishes listed as threatened in the IUCN Red List, 122 are found in the United States and 85 in Mexico, partially reflecting the high level of knowledge in these two countries.

    Ecosystems and Human Well-being~ Wetlands and Water~ Wetlands and Water~ Ecosystems and Human Well-being

  • These include ray-finned fish subclass Actinopterygii, "new-finned" fish Neopterygii, Messel garfish Atractosteus strausi, Messel bowfin Cyclurus ( 'Amia') kehreri, Archaic knife-fish Thaumaturus intermedius, Messel eel Anguilla ignota, high-backed predatory Messel perch Amphiperca multiformes, and double-finned Messel perch Palaeoperca proxima.

    Messel Pit fossil site, Germany

  • Fish and crustacean species dominant for the ecoregion are those traditionally found in estuarine and arid environments such as Serranidae (sea basses), Gerreidae (ray-finned fishes) and Mugilidae (mullets).

    Gulf of Panama mangroves

  • Ostracoderms decline; Jawed fish Placoderms, lobe-finned and ray-finned fish, and early sharks important life in the sea.

    Table of geologic time - The Panda's Thumb

  • The bony fishes had branched into three main evolutionary lines that persist today: the lungfishes, the coelocanths, and the more familiar ray-finned fishes.

    Trout and Salmon of North America

  • The early ray-finned fishes, ancestors to all bony fishes present today, including trout and salmon, eventually blossomed into the largest of all main vertebrate groups—the Modern Teleosts, which include some 35,000 species, or 95 percent of all living fish species.

    Trout and Salmon of North America


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