NationMaster - Encyclopedia: Doradidae

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Class:	Actinopterygii
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Order:	Siluriformes
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Family:	Doradidae
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Thorny catfishes (family Doradidae, order Siluriformes) are a family of fishes found in South America. There are approximately 35 genera and 90 species. Scientific classification or biological classification is how biologists group and categorize extinct and living species of organisms. ... Phyla Subkingdom Parazoa Porifera (sponges) Subkingdom Agnotozoa Placozoa Orthonectida Rhombozoa Subkingdom Metazoa Radiata Cnidaria Ctenophora - Comb jellies Bilateria Protostomia Acoelomorpha Platyhelminthes - Flatworms Nemertina - Ribbon worms Gastrotricha Gnathostomulida - Jawed worms Micrognathozoa Rotifera - Rotifers Acanthocephala Priapulida Kinorhyncha Loricifera Entoprocta Nematoda - Roundworms Nematomorpha - Horsehair worms Cycliophora Mollusca - Mollusks Sipuncula - Peanut worms Annelida - Segmented... Typical Classes Subphylum Urochordata - Tunicates Ascidiacea Thaliacea Larvacea Subphylum Cephalochordata - Lancelets Subphylum Myxini - Hagfishes Subphylum Vertebrata - Vertebrates Petromyzontida - Lampreys Placodermi (extinct) Chondrichthyes - Cartilaginous fishes Acanthodii (extinct) Actinopterygii - Ray-finned fishes Actinistia - Coelacanths Dipnoi - Lungfishes Amphibia - Amphibians Reptilia - Reptiles Aves - Birds Mammalia - Mammals Chordates (phylum Chordata) include the vertebrates, together with... Orders See text The Actinopterygii are the ray-finned fish. ... Families Akysidae Amblycipitidae Amphiliidae Ariidae Aspredinidae Astroblepidae Auchenipteridae Bagridae Callichthyidae Cetopsidae Chacidae Clariidae Claroteidae Cranoglanididae Diplomystidae Doradidae Hypophthalmidae Ictaluridae Loricariidae Malapteruridae Mochokidae Nematogenyidae Pangasiidae Parakysidae Pimelodidae Plotosidae Schilbeidae Scoloplacidae Siluridae Sisoridae Trichomycteridae Catfish (order Siluriformes) are a diverse group of fish. ... In biology, binomial nomenclature is the formal method of naming species. ... Trinomial nomenclature is a taxonomic naming system that extends the standard system of binomial nomenclature by adding a third taxon. ... In scientific classification, a type is a specimen or description that corresponds to a taxon (a group of organisms), and helps to identify which organisms may be referred to with that name. ... In scientific classification, synonymy is the existence of multiple systematic names to label the same organism. ... Families Akysidae Amblycipitidae Amphiliidae Ariidae Aspredinidae Astroblepidae Auchenipteridae Bagridae Callichthyidae Cetopsidae Chacidae Clariidae Claroteidae Cranoglanididae Diplomystidae Doradidae Hypophthalmidae Ictaluridae Loricariidae Malapteruridae Mochokidae Nematogenyidae Pangasiidae Parakysidae Pimelodidae Plotosidae Schilbeidae Scoloplacidae Siluridae Sisoridae Trichomycteridae Catfish (order Siluriformes) are a diverse group of fish. ... Scientific classification or biological classification refers to how biologists group and categorize extinct and living species of organisms. ... South America South America is a continent crossed by the equator, with most of its area in the Southern Hemisphere. ... In biology, a genus (plural genera) is a grouping in the classification of living organisms having one or more related and morphologically similar species. ... In biology, a species is the basic unit of biodiversity. ...

External links

FishBase entry

Categories: Fish stubs | Catfishes

Results from FactBites:

Doradidae - Wikipedia, the free encyclopedia (118 words)
	Thorny catfishes or talking catfishes are a family, Doradidae, of catfishes native to South America.
	Typical features of the family are a row of armoured plates laterally along the body (known as scutes) often with spike like extensions along the center of the plates, three pairs of barbels, no nasal barbels, and 4–6 rays on the dorsal fin with a spine on the anterior (first) ray.
	The Family Doradidae or "Talking Catfishes" Article on Scotcat.com by Chris Ralph

Catfish - Doradidae (1162 words)
	SIZE : The Doradidae Family includes mostly medium to large sized fish, not usually morethan 12" (30 cm); although Pseudodorasniger can reach 24" (60 cm) in a large aquarium.
	SB : The Doradidae Family is a peaceful, nocturnal family.
	Doradidae Catfish are closely relatedto the fish of the Auchenipteridae Family.The fish of this family are nocturnal.

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