单词 | brachiopod |
释义 | brachiopodn.adj. Zoology. A. n. A marine invertebrate of the phylum Brachiopoda; a lamp shell. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Brachiopoda > [noun] > member of brachiopod1814 lingulate1992 1814 Ann. Philos. 4 347 If these modifications are not yet very sensible in the crustaceous decapodes in which the heart is rounded, they become very apparent in the crustaceous brachiopodes. 1834 R. Owen Descr. Catal. Compar. Anat. II. 33 This type of circulation is peculiar to the Brachiopods. 1866 C. Darwin Origin of Species (ed. 4) x. 402 Certain Brachiopods have been but slightly modified from an extremely remote geological epoch. 1891 Amer. Jrnl. Sci. 141 344 All brachiopods, so far as studied by the writer, have a common form of embryonic shell, which may be termed the protegulum. 1934 Geogr. Jrnl. 84 118 The limestones yield productids and other Brachiopods. 1978 P. Matthiessen Snow Leopard iii. 243 Close by one print is an imprint of lost ages, a fernlike fossil brachiopod in a broken stone. 2003 N.Y. Rev. Bks. 15 May 13/2 From collecting brachiopods, he turned to tea bowls, and other pottery. B. adj. Of or relating to marine invertebrates of the phylum Brachiopoda. ΚΠ 1836 G. W. Featherstonhaugh Rep. Geol. Reconnoissance 81 The bivalves of this group consist of a very preponderating number of the brachiopode family, the producta , spirifera, and terebratula. 1859 C. Darwin Origin of Species ii. 46 Brachiopod shells. 1902 Proc. Amer. Philos. Soc. 41 66 Among larval entoprocts there are few, if any, undoubted homologies with either the trochophore, the actinotroph, or the brachiopod larva. 1964 Post-Standard (Syracuse N.Y.) 19 Apr. 7/6 There must have been few barriers to interfere with communications among the seas because some brachiopod families were distributed throughout the world. 1998 L. Margulis & K. V. Schwartz Five Kingdoms (ed. 3) iii. 306/1 Brachiopod symmetry differs from that of clams; the pedicle valve of brachiopods is ventral and the other, smaller shell is dorsal. Derivatives brachiˈopodous adj. now rare of or relating to brachiopods. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > phylum Brachiopoda > [adjective] > member of brachiopodous1823 1823 Edinb. Philos. Jrnl. 9 254 A single specimen of the Terebratula aurita..here found, was peculiarly gratifying, as constituting the third brachiopodous bivalve which I have had the good fortune to add to the British Fauna. 1867 D. T. Ansted Physical Geogr. Contents p. xxxi Animal remains... Mollusca... Great abundance of extinct species. Other varieties of brachiopodous shells. Other bivalve shells. 1970 K. C. Jackson Textbk. Lithol. vi. 389 (caption) The large fragments are abraded bryozoan, crinoidal, and brachiopodous debris. This entry has been updated (OED Third Edition, September 2009; most recently modified version published online December 2021). < |
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