Useful english dictionary. 2012.
Heterostraci — noun extinct group of armored jawless fishes or fish like vertebrate; taxonomy is not clear • Syn: ↑suborder Heterostraci • Hypernyms: ↑animal order • Member Holonyms: ↑Ostracodermi, ↑order Ostracodermi … Useful english dictionary
animal order — noun the order of animals • Hypernyms: ↑order • Hyponyms: ↑Eubacteriales, ↑order Eubacteriales, ↑Pseudomonadales, ↑order Pseudomonadales, ↑Rickettsiales, ↑order … Useful english dictionary
heterostracan — noun extinct jawless fish with the anterior part of the body covered with bony plates; of the Silurian and Devonian • Hypernyms: ↑jawless vertebrate, ↑jawless fish, ↑agnathan • Member Holonyms: ↑Heterostraci, ↑suborder Heterostraci * * * I … Useful english dictionary
Ostracodermi — noun extinct group of armored jawless vertebrates; taxonomy is not clear • Syn: ↑order Ostracodermi • Hypernyms: ↑animal order • Member Holonyms: ↑Agnatha, ↑superclass Agnatha • Member Me … Useful english dictionary
order Ostracodermi — noun extinct group of armored jawless vertebrates; taxonomy is not clear • Syn: ↑Ostracodermi • Hypernyms: ↑animal order • Member Holonyms: ↑Agnatha, ↑superclass Agnatha • Member Meronyms … Useful english dictionary
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
