| 单词 | polypterus | 
| 释义 | Polypterusn. Zoology.   A genus of African freshwater fishes of the family  Polypteridae; (also  polypterus) a fish of this genus; a bichir. Cf. polypterid n. ΘΚΠ the world > animals > fish > class Osteichthyes or Teleostomi > subclass Actinopterygii > 			[noun]		 > infraclass Chondrostei > family Polypteriformes or genus Polypterus Polypterus1849 1849    Philos. Trans. 		(Royal Soc.)	 139 460  				A recent example of a scale somewhat similar to the type found in Holoptychius, occurs in the Polypterus of the Nile. 1880    Times 26 Aug. 5/3  				The nearest analogies of the fish are, according to Huxley, the polypterus of African rivers [etc.]. 1899    Daily News 29 Nov. 7/2  				Two examples of a most ancient African fish have just been deposited in the new Tortoise House at the Zoological Gardens... The name of this fish is Polypterus, and it belongs to a group which has mostly become extinct. 1961    E. S. Herald Living Fishes of World 66/1  				Polypterus is fascinating to watch in a deep aquarium tank. 1992    Pract. Fishkeeping Dec. 29  				It's called Polypterus and it's about 12″ long, blue grey in colour with a white underside and pectorals that look like table tennis bats. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online March 2022). < | 
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