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单词 gammaridean
释义

gammarideanadj.n.

Brit. /ˌɡaməˈrɪdɪən/, U.S. /ˌɡæməˈrɪdiən/
Origin: Formed within English, by derivation; modelled on a Latin lexical item. Etymons: gammarid n., -ean suffix.
Etymology: < gammarid n. + -ean suffix, after scientific Latin Gammaridea, suborder (originally subtribe) name (1852 or earlier).
Zoology.
A. adj.
Of or relating to amphipods of the large suborder Gammaridea, comprising the gammarids and allied shrimp-like aquatic forms; designating such amphipods.
ΚΠ
1911 Trans. Zool. Soc. 18 iv. 343 It is at least as likely that it will be necessary, as it has been in the case of the Gammaridean Amphipods, to establish a much larger number of families.
1975 Crustaceana 28 310 The anticipation of these problem solutions is not, however, conductive to stability in gammaridean taxonomy.
2002 P. Herring Biol. Deep Ocean viii. 180 A study of some 4240 species of gammaridean amphipods found 18% of them to be eyeless.
B. n.
An amphipod of the suborder Gammaridea.
ΚΠ
1960 Copeia No. 4. 317/2 The percent volumes..of ostracods, gammarideans, crustacean zoeae..and stratiomyids are doubtless mostly the accidents of time and place of collection.
1974 Crustaceana 27 138 Corophioideans maintain basic mouthparts far more rigidly than do other groups of gammarideans.
2006 M. J. Allen in L. G. Allen et al. Ecol. Marine Fishes: Calif. ii. vii. 189/1 Some species..feed on calanoid copepods in the water column before making a transition to feeding on gammarideans on the bottom.
This is a new entry (OED Third Edition, March 2013; most recently modified version published online March 2022).
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adj.n.1911
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