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单词 rhombifer
释义

rhombifern.

Brit. /ˈrɒmbᵻfə/, U.S. /ˈrɑmbəfər/
Origin: Formed within English, by compounding; modelled on Latin lexical items. Etymons: rhomb n., -ifer comb. form.
Etymology: < rhomb n. + -ifer comb. form, partly after scientific Latin Rhombifera (in sense 1, as the name of a former suborder of fossil fishes (1854 or earlier); in sense 3, as the name of a class of extinct echinoderms: see rhombiferan adj. and n.), and partly after scientific Latin rhombifer, specific name (in sense 2: Cuvier 1807, in Ann. du Muséum National d'Hist. Nat. 10 51; 1795 or earlier as the specific name of an insect). Compare earlier rhombiferous adj.
Zoology and Palaeontology.
1. A ganoid fish (as characterized by having rhombic scales). Obsolete.
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the world > animals > fish > class Osteichthyes or Teleostomi > subclass Actinopterygii > [noun] > superorder Ganoidei > member of
ganoid1839
rhombifer1863
1863 J. D. Dana Man. Geol. 279 Rhombifers, or Ordinary Ganoids.
1867 A. Winchell Geol. Succession Org. Types (ed. 2) 4 The Devonian fishes are..Ganoids of the groups Placoganoids (Sturgeon-like), Rhombifers (like the Garpike), Imbricates (like Amia—the fresh-water Dog-fish).
2. The Cuban crocodile, Crocodylus rhombifer. Frequently as short for the Latin name.
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the world > animals > reptiles > order Crocodilia (crocodiles and alligators) > [noun] > suborder Eusuchia > family Crocodylidae > member of (crocodile)
crocodilec1300
cockatricec1450
emydosaurian1837
rhombifer1875
croc1884
1875 Amer. Naturalist 9 503 The main point of difference from the latter named species being the four rows of dorsal plates, of which the rhombifer has six.
1919 T. Barbour & C. T. Ramsden Herpetol. Cuba 209 Here as in the reed-bed ponds rhombifer abounds.
2007 S. Cameron Caribbean Islands (ed. 17) 121 There is a crocodile farm..where they breed the native Rhombifer.
3. = rhombiferan n. rare.
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the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Echinodermata > [noun] > division Pelmatozoa > member of class Cystoidea > rhombiferan
rhombiferan1954
rhombifer1960
1960 McGraw-Hill Encycl. Sci. & Technol. IV. 366/1 The rhombifers possess relatively few calyx plates.
This entry has been updated (OED Third Edition, June 2010; most recently modified version published online March 2022).
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n.1863
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