Amiidae
Amiidae (bowfin; infraclass Holostei, order Amiiformes) A family with only one living representative, Amia calva, a fairly large (up to 6 kg) carnivorous fish that has a long dorsal fin with only soft rays, a gular plate, a heterocercal tail, and a lung-like swim-bladder. The male guards the nest and larvae.
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Actinopterygians , Holostei Group of marine and fresh water bony fish including many fossil species, e.g. Lepidotes (Triassic—Cretaceous), and Dapedius (Jurassic). Holo… Elasmobranchs , Elasmobranchii Subclass of shark-like fish. They have 5–7 gill slits, fairly rigid fins, placoid scales, a spiracular opening behind the jaws, numero… Heterocercal Tail , Skip to main content
heterocercal tail
heterocercal tail In fish, a tail in which the tip of the vertebral column turns upward, extending into the do… Ray , ray1 / rā/ • n. 1. each of the lines in which light (and heat) may seem to stream from the sun or any luminous body, or pass through a small opening:… Cartilaginous Fishes , The class Chondrichthyes consists of the cartilaginous fishes, including sharks, batoids (rays, skates, guitarfish, and sawfishes), and chimaeras, or… Fin , fin / fin/ • n. a flattened appendage on various parts of the body of many aquatic vertebrates and some invertebrates, including fish and cetaceans,…
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Amiidae