armoured fishes

См. также в других словарях:

• Armoured flathead — Taxobox | name = Armoured flathead image caption = Drawing by Dr Tony Ayling regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Perciformes familia = Hoplichthyidae genus = Hoplichthys species = H. haswelli binomial = Hoplichthys …   Wikipedia

• arthrodire — arthrodiran /ahr threuh duy reuhn/, arthrodirous, adj. /ahr threuh duyeur /, n. any of numerous fishes of the extinct order Arthrodira, widely distributed during the Devonian Period, having the anterior part of the body covered by a shield of… …   Universalium

• Devonian — For the Celtic language, see Southwestern Brythonic language; for the residents of the English county, see Devon. Devonian Period 416–359.2 million years ago …   Wikipedia

• Fish — are aquatic vertebrate animals that are typically ectothermic (previously cold blooded), covered with scales, and equipped with two sets of paired fins and several unpaired fins. Fish are abundant in the sea and in fresh water, with species being …   Wikipedia

• Arthrodira — Taxobox name = Arthrodira image width = 250px image caption = Dunkleosteus terrelli fossil range = Late Silurian? to Late Devonian regnum = Animalia phylum = Chordata subphylum = Vertebrata infraphylum = Gnathostomata classis = Placodermi ordo =… …   Wikipedia

• Australia — /aw strayl yeuh/, n. 1. a continent SE of Asia, between the Indian and the Pacific oceans. 18,438,824; 2,948,366 sq. mi. (7,636,270 sq. km). 2. Commonwealth of, a member of the Commonwealth of Nations, consisting of the federated states and… …   Universalium

• Mississippian Subperiod — ▪ geochronology       first major subdivision of the Carboniferous Period, lasting from 359.2 to 318.1 million years ago. The Mississippian is characterized by shallow water limestone deposits occupying the interiors of continents, especially in… …   Universalium

• Old Red Sandstone — ▪ geology       thick sequence of Devonian (Devonian Period) rocks (formed from 416 million to 359.2 million years ago) that are continental rather than marine in origin and occur in northwestern Europe, Scandinavia, Greenland, and northeastern… …   Universalium

• fish — fishless, adj. /fish/, n., pl. (esp. collectively) fish, (esp. referring to two or more kinds or species) fishes, v. n. 1. any of various cold blooded, aquatic vertebrates, having gills, commonly fins, and typically an elongated body covered with …   Universalium

• Fish — /fish/, n. Hamilton, 1808 93, U.S. statesman: secretary of state 1869 77. * * * I Any of more than 24,000 species of cold blooded vertebrates found worldwide in fresh and salt water. Living species range from the primitive lampreys and hagfishes… …   Universalium

• ostariophysan — ▪ fish Introduction  any of about8,000 species of bony fishes (bony fish) belonging to a group that includes the majority of freshwater fishes throughout the world. Familiar representatives of this group are the minnows (minnow), suckers (sucker) …   Universalium