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单词 pectinibranchiate
释义

pectinibranchiateadj.n.

Origin: Formed within English, by compounding. Etymons: pectini- comb. form, -branchiate comb. form.
Etymology: < pectini- comb. form + -branchiate comb. form. Compare scientific Latin Pectinibranchiata (1840 or earlier). With the noun compare earlier pectinibranchian n. and adj. at pectini- comb. form . N.E.D. (1904) enters this under pectini- and indicates the stress as pectiniˈbranchiate.
Zoology. Obsolete.
A. adj.
Having a pectinibranch gill structure; belonging to the former subclass or order Pectinibranchiata (now Pectinibranchia). Cf. pectinibranch adj.
ΚΠ
1836 R. Owen in Todd's Cycl. Anat. & Physiol. I. 556/1 The Pectinibranchiate Mollusks.
1862 New Amer. Cycl. (new ed.) XIII. 147/1 Periwinkle, in zoology, a pectinibranchiate gasteropod shell, of the genus littorina.
1888 Amer. Naturalist 22 841 He places them among the Pectinibranchiate Opisthobranchs.
B. n.
= pectinibranch n.
ΚΠ
1853 W. T. Brande Dict. Sci., Lit., & Art 910/1 All the Pectinibranchiates have two tentacula and two eyes, raised sometimes on pedicles.
1873 C. W. Thomson Depths of Sea iv. 184 A fragment of Melampus myosotis (a littoral pulmonibranch) was mixed with deep-water and oceanic Pectinibranchiates and Lamellibranchiates.
This entry has been updated (OED Third Edition, September 2005; most recently modified version published online June 2022).
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adj.n.1836
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