lung-finned fishes

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• Tetrapod — Taxobox name = Tetrapods fossil range = Late Devonian to Recent image width = 200px image caption = A Fire Salamander. regnum = Animalia phylum = Chordata subphylum = Vertebrata superclassis = Tetrapoda superclassis authority = Broili, 1913… …   Wikipedia

• amphibian — /am fib ee euhn/, n. 1. any cold blooded vertebrate of the class Amphibia, comprising frogs and toads, newts and salamanders, and caecilians, the larvae being typically aquatic, breathing by gills, and the adults being typically semiterrestrial,… …   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

• Queensland lungfish — Temporal range: 100–0 Ma …   Wikipedia

• Bichir — For the Lebanese Mexican family, see Bichir family. Bichirs Temporal range: Cretaceous–Recent …   Wikipedia

• holostean — ▪ fish Introduction       any member of a group of primitive bony fishes (bony fish) that make up one of the three major subdivisions of the superclass Actinopterygii (ray finned fishes). Holosteans are represented today by the bowfins (bowfin)… …   Universalium

• Lungfish — For the band, see Lungfish (band). Lungfishes Temporal range: Early Devonian–Recent …   Wikipedia

• Life Sciences — ▪ 2009 Introduction Zoology       In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …   Universalium

• crossopterygian — /kro sop teuh rij ee euhn/, n. 1. any fish of the group Crossopterygii, extinct except for the coelacanth, regarded as being ancestral to amphibians and other land vertebrates. adj. 2. pertaining to or resembling a crossopterygian. [1860 65; < NL …   Universalium

• Chordate — Chordata Temporal range: Early Cambrian – Recent, 540–0 Ma …   Wikipedia