Ordre Résumé for Lampriformes
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Réf. Princ. |
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Ordre |
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Lampriformes velifers, tube-eyes and ribbonfishes |
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Classe |
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Teleostei |
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Ordre frère |
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Myctophiformes 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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No true spines in fins; premaxilla excludes maxilla from gape; unique type of protrusible upper jaw (maxilla, instead of being ligamentously attached to the ethmoid and palatine, slides in and out with the highly protractile premaxilla in at least the first four suborders); pelvic fins with 0-17 rays; swim bladder, when present, physoclistous; orbitosphenoid present in some. |
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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, lampris, light, clear + Latin, forma = shape (Ref. 45335). |
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Familles |
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