- hypurostegy
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the overlapping of strengthened caudal ray bases over a strong hypural plate found in, e.g., Scombroidei, Xiphioidei, etc. An adaptation to strong caudal propulsion
Dictionary of ichthyology. 2009.
hypurostegy
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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
