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单词 abdominales
释义

Abdominalesn.

Brit. /abˌdɒmᵻˈneɪliːz/, U.S. /æbˌdɑməˈneɪliz/
Forms: also with lower-case initial.
Origin: A borrowing from Latin. Etymon: Latin Abdominales.
Etymology: < scientific Latin Abdominales, name of a division of fishes ( Linnaeus Systema Naturæ (ed. 10, 1758) I. 330), use as noun of masculine plural of post-classical Latin abdominalis abdominal adj. Compare slightly earlier abdominal n. and French forms cited at that entry.
Zoology. Now historical and rare.
A (former) division of bony fishes comprising those with pelvic fins located on the belly, between the pectoral and anal fins; fishes of this division. Cf. abdominal adj. 3, abdominal n. 1.Although zoologists no longer regard Abdominales as a taxonomic group, the location of the pelvic fins is still a characteristic used in the description of fishes, the abdominal location being typical of relatively primitive teleosts.
ΚΠ
1771 Encycl. Brit. II. 212/2 Clupea, or herring, in ichthyology, a genus of fishes belonging to the order of abdominales.
1807 T. Young Course Lect. Nat. Philos. I. lix. 736 They are distinguished, according to the place of their ventral fins, into apodes, as the eel and lamprey; jugularis [sic], as the cod; thoracici, as the sole and perch, and abdominales, as the salmon and pike.
1850 Amer. Jrnl. Sci. 60 126 The ventral fins are placed at the middle of the abdominal cavity, as in the Abdominales in general.
1860 New Amer. Cycl. IX. 449/2 Physostomi with suborders abdominales, 11 families (siluroids, salmons, herrings, &c.), and apodes, with 3 families of eel-like fishes.
1902 D. S. Jordan in Proc. 51st Meeting Amer. Assoc. Advancem. Sci. 434 But the Jugulares, the Thoracici and the Abdominales must be kept as valid categories in any natural system.
1971 W. T. Stearn in W. Blunt Compl. Naturalist App. 245/2 Abdominales: including catfish, salmon, trout, pike, herring, carp, etc.
This entry has been updated (OED Third Edition, December 2011; most recently modified version published online December 2021).
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