angelfish

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angelfish,

common name for certain members of the Pomacanthidae, a family of brightly colored reef-dwelling tropical fishes with compressed bodies and small mouths and teeth. They were formerly classified in the same family as the similar but smaller butterfly fishesbutterfly fish,
common name for certain members of the Chaetodontidae, a family of reef-dwelling tropical fishes with compressed bodies and small mouths and teeth. Butterfly fish are carnivorous, feeding on crabs, barnacles, and other invertebrates.
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; the angelfishes have spines on their gill covers and long filaments on their dorsal fins. Angelfish are carnivorous, feeding on crabs, barnacles, and other invertebrates. The queen angelfish, a good food fish that reaches 2 ft (60 cm) in length, is colored in blues and yellows. The French angelfish is black with yellow scale edgings; the keyhole, or black, angelfish is nearly solid black with a striking central white blotch; and the bizarre rock beauty has a black body with yellow head, fins, and tail. The Atlantic spadefish is also called angelfish or white angelfish, but it belongs to the family Ephippidae, and is more closely related to the tangstang,
common name for certain members of the Acanthuridae, a family of mostly small, mainly reef-dwelling tropical fishes with compressed bodies and small mouths and teeth. Other members of the family are known as surgeonfishes and unicornfishes.
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. Freshwater species known as angelfish are cichlidscichlid
, common name for members of the family Cichlidae, several hundred species of spiny-finned freshwater fishes of moderate or small size, native to Africa, S Asia, Mexico, and Central and South America. Cichlids are found in tropical waters.
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. The true marine angelfishes are classified in the phylum ChordataChordata
, phylum of animals having a notochord, or dorsal stiffening rod, as the chief internal skeletal support at some stage of their development. Most chordates are vertebrates (animals with backbones), but the phylum also includes some small marine invertebrate animals.
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, subphylum Vertebrata, class Actinopterygii, order Perciformes, family Pomacanthidae.

angelfish

1. any of various small tropical marine percoid fishes of the genus Pomacanthus and related genera, which have a deep flattened brightly coloured body and brushlike teeth: family Chaetodontidae
2. a South American cichlid, Pterophyllum scalare, of the Amazon region, having a compressed body and large dorsal and anal fins: a popular aquarium fish