单词 | myxinoid |
释义 | myxinoidn.adj. Zoology. A. n. An agnathan (jawless) vertebrate of the group consisting of the extant hagfishes; a hagfish.The group has been called various names at several different ranks, but may be called Myxinoidea when ranked as a class or order. ΘΚΠ the world > animals > fish > superclass Agnatha > [noun] > suborder Myxinoidei or genus Myxine > member of (hagfish) hag1777 hagfish1799 myxinoid1846 slime-eel1860 sea-hag1881 borer1884 1846 R. Owen Lect. Compar. Anat. Vertebr. Animals i. 46 In 1837, I separated the Lampreys, Myxinoids, and Lancelets, under the name Dermopteri. 1872 Amer. Naturalist 6 6 Have we not some reason for suspecting that the Lancelet may yet prove to be a larval form of the Myxinoids, notwithstanding that it is said to lay eggs? 1910 Encycl. Brit. VII. 687/2 Ventrally the Myxinoid possesses on each side of the body a row of remarkable epidermal glands which can produce at will enormous quantities of glutinous slime. 1954 Philos. Trans. (Royal Soc.) B. 238 5 There are two kinds of cyclostome gill: that common to adult lampreys and myxinoids, and that found in the larval ammocoete. 1994 Paleobiology 20 301/2 Recent discoveries..demonstrate that conodont animals were chordates, probably related to the myxinoids. B. adj. Of, relating to, or characteristic of the hagfishes. ΘΚΠ the world > animals > fish > superclass Agnatha > [adjective] > relating to family Myxinidae myxinoid1846 1846 R. Owen Lect. Compar. Anat. Vertebr. Animals i. 51 The Myxinoid fishes. 1846 R. Owen Lect. Compar. Anat. Vertebr. Animals i. 72 A complex system of peculiarly Myxinoid cartilages. 1871 T. H. Huxley Man. Anat. Vertebrated Animals 73 In the Myxinoid fishes there are no motor nerves of the eyeball. 1936 J. T. Jenkins Fishes Brit. Isles (ed. 2) 12 Except in the Lampreys and Myxinoid fishes, the olfactory organ is a double sac. 1979 Nature 18 Jan. 176/3 Janvier's agnathan cladogram was a reflection of Stensiö's mistaken notion of the myxinoid affinities of the heterostracans. 1995 Philos. Trans. (Royal Soc.) B. 349 123/2 These embryos formed the basis for Dean's early description of myxinoid development. This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022). < n.adj.1846 |
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