Ordre Résumé for Beryciformes
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Réf. Princ. |
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Ordre |
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Beryciformes sawbellies |
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Classe |
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Teleostei |
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Ordre frère |
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Stomiiformes 70 M years |
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Réf. |
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Premier signalement fossile |
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late Cretaceous |
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Présent dans |
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Marin |
Eau douce |
Saumâtre |
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Remarque |
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Orbitosphenoid present; two supramaxillae in Berycidae and Holocentridae; subocular shelf present (may be reduced); pelvic fins usually with more than five soft rays; 16 or 17 branched caudal fin rays (or 18 or 19 principal rays); maxillae partially included in gape in some. All species share a modification of the anterior part of the supraorbital and infraorbital sensory canals, called "Jakubowski's organ". |
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Classe Étymologie |
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Greek aktis = ray, thunderbolt, beam + Greek pterygion, diminutive of pteryx = wing, fin. Ref. 45335. |
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Ordre Étymologie |
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Greek, beryx or berys = a name of a fish. See the etymology of the genus Beryx for more details. |
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Familles |
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