Acipenseriformes


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Acipenseriformes

[‚as·ə·pen‚ser·ə′fȯr‚mēz]
(vertebrate zoology)
An order of the subclass Actinopterygii represented by the sturgeons and paddlefishes.
References in periodicals archive ?
The order Acipenseriformes, which includes all sturgeons and paddlefishes, is a group of primitive fishes that inhabit fresh and coastal marine waters in the temperate zones of the northern hemisphere.
The entire order Acipenseriformes is listed in CITES Appendix II, except for two species listed in Appendix I.
Class ACTINOPTERYGII--RAY-FINNED FISHES Order Acipenseriformes Family Acipenseridae--Sturgeons 2 species Acipenser brevirostrum Lesueur, 1818.
appendix (DeKay), American NW brook lamprey Petromyzon marinus Linnaeus, sea NW lamprey Order Acipenseriformes (paddlefish, strugeons) Family Acipenseridae (sturgeon) Acipenser fulvescens Rafinesque, W, S lake surgeon Scaphirhynchus platorynchus W, SE (Rafinesque), shovelnose sturgeon Family Polyodontidae (paddlefish) Polyodon spathula (Walbaum), W, SE paddlefish Order Lepisosteiformes (gars) Family Lepisosteidae (gars) Lepisosteus oculatus Winchell, NE, SW spotted gar L.
Acipenseriformes is a primitive group of approximately 27 species whose biological attributes make them particularly vulnerable to decline due to intensive fishing pressure.