单词 | subfacies |
释义 | subfaciesn.ΚΠ 1826 W. Kirby & W. Spence Introd. Entomol. III. 526 Having dispatched the Facies, or upper side of the head, I am next to consider the Subfacies, or under side. 1872 A. J. Ebell Struct. & Classif. Insects 46 The Subfacies demand but a moment's attention. Under this term may be included 1st, the collum or neck..; and 2d, the jugulum or throat. 2. Geology. A subdivision of a facies (facies n. 3b). ΚΠ 1908 Sci. Progress 20th Cent. 2 vii. 403 The Lower Palæozoic rocks of the western facies are themselves divided into the eastern and western sub-facies. 1925 Jrnl. Geol. (Chicago) 33 376 On faunal grounds this facies [sc. the psammitic facies] can generally be divided into distinct subfacies. 1974 Nature 15 Mar. 261/2 Miyashiro distinguishes, somewhat anomalously, some subfacies on the basis of facies series, even though paragenetic criteria may not be available. 2009 N. G. Obaje Geol. & Mineral Resources Nigeria vii. 99 Very poorly sorted, very coarse to fine argillaceous and pebbly quartzose sandstones and subsidiary greywacke..dominate the subfacies. This entry has been updated (OED Third Edition, June 2012; most recently modified version published online June 2022). < |
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