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A freshwater fish (Amia calva) of central and eastern North America, having a large mouth and a long dorsal fin, and producing roe that is sometimes used for caviar. Also called dogfish, mudfishalso called regionally choupique.


(Animals) a primitive North American freshwater bony fish, Amia calva, with an elongated body and a very long dorsal fin: family Amiidae



a freshwater ganoid fish, Amia calva, of central and E North America, having a long, narrow dorsal fin. Also called dogfish .
[1835–45, Amer.]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.bowfin - primitive long-bodied carnivorous freshwater fish with a very long dorsal finbowfin - primitive long-bodied carnivorous freshwater fish with a very long dorsal fin; found in sluggish waters of North America
ganoid, ganoid fish - primitive fishes having thick bony scales with a shiny covering
Amia, genus Amia - type genus of the Amiidae
References in periodicals archive ?
Important faunal components include a crustacean referable to nephropid decapods of the subfamily Homarinae, sharks of the genera Pseudohypolophus, Leptostyrax, and Rhinobatos, the albulid fish Casierius, pycnodont fishes of the genera Nonaphalagodus, Macromesodon, and Callodus, the semionotid Lepidotes, amiid fishes, and a eucryptodire turtle.
Isolated vertebral centra of amiid fishes occur exclusively within this unit.
Vertebrate fossils collected within the one-meter interval below the Paluxy-Glen Rose contact include isolated teeth of pycnodont and amiid fishes.