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单词 malapterurus
释义

Malapterurusn.

Brit. /malaptəˈrʊərəs/, U.S. /ˌmælæptəˈrʊrəs/
Inflections: Plural malapteruri Brit. /malaptəˈrʊərʌɪ/, U.S. /ˌmælæptəˈrʊraɪ/.
Origin: A borrowing from Latin. Etymon: Latin Malapterurus.
Etymology: < scientific Latin Malapterurus ( B. G. E. de la V. de Lacépède Hist. nat. poiss. (1803) V. 90), irregularly < ancient Greek μαλα- (in μαλακο- malaco- comb. form) + pter- ( < ancient Greek πτέρυξ wing, fin: see pterygo- comb. form) + -urus ( < ancient Greek οὐρά tail: see uro- comb. form2).
Zoology.
A tropical African genus of freshwater catfishes which are capable of giving an electric shock; (also malapterurus) a catfish of this genus, esp. Malapterurus electricus.
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the world > animals > fish > class Osteichthyes or Teleostomi > order Siluriformes (catfish) > [noun] > genus Malapterurus
Malapterurus1834
1834 H. McMurtrie tr. G. Cuvier Animal Kingdom (new ed.) II. 187 Malapterurus... Are distinguished from the true Siluri, by the absence of the radiated fin on the back.
1836–9 Todd's Cycl. Anat. & Physiol. II. 82/1 The Malapterurus..occurs in the Niger, the Senegal, and the Nile.
1844 W. B. Carpenter Animal Physiol. ix. 323 The electric organs of the Torpedo are of flattened shape... In the Malapterurus, there is not any electrical organ so definite.
1892 Daily News 11 Jan. 3/2 Malapteruri, or ‘thunder fishes’ as they are called by the Arabs.
a1933 J. A. Thomson Biol. for Everyman (1934) I. xvii. 437 Very striking are the electric organs, best developed in Torpedo, in the South American electric eel (Gymnotus), and in the African siluroid (Malapterurus), all of which can give a considerable shock.
1961 E. S. Herald Living Fishes of World 131/1 Malapterurus uses its voltage for the capture of food and the avoidance of enemies.
1994 Jrnl. Compar. Neurol. 343 647 The chemical characteristics of the electromotoneuron innervations of Malapterurus resemble those of other spinal motoneurons rather than spinal electromotoneurons of other electric fish.
This entry has been updated (OED Third Edition, June 2000; most recently modified version published online June 2022).
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n.1834
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