单词 | cladistic |
释义 | cladisticadj.n. Taxonomy. A. adj. Based on or employing the concept of a clade or the ideas of cladistics; devised in accordance with cladistics. ΘΚΠ the world > life > biology > taxonomy > [adjective] > of types of classification artificial1761 cladistic1960 phenetic1960 the world > life > biology > biological processes > genetic activity > heredity or hereditary descent > [adjective] > descent from common ancestor pure1569 truly1650 thoroughbred1719 thorough-blood1774 monogeneous1857 genetic1860 monogenous1866 homogenetic1870 homogenetical1870 homogenous1870 monophyletic1874 clean-bred1882 homodemic1883 homophylic1883 homosystemic1883 line-bred1891 synepigonic1904 cladistic1960 1960 Proc. Zool. Soc. 135 3 Closeness of relationship in terms of phyletic lines can be called cladistic. 1963 R. R. Sokal & P. H. A. Sneath Numerical Taxon. viii. 220 Cladistic relationship refers to the paths of the ancestral lineages and therefore describes the sequence of branching of the ancestral lines. 1965 Systematic Zool. 14 78/2 The cladistic approach has been severely criticized. 1969 E. Mayr Princ. Systematic Zool. x. 211 Methods which give branching patterns primacy in classification may be designated cladistic approaches. 1973 Jrnl. Geol. (Chicago) 81 530/1 The limbs may be construed as taxonomic groups if one adopts a purely cladistic approach to classification. 1974 P. H. A. Sneath in M. J. Carlile & J. J. Skehel Evol. in Microbial World 3 Cladistic relationship describes the relationship by pathways of ancestry. 1979 Nature 16 Aug. 541/2 Cladistic classification is..inapplicable to non-sexual organisms and will presumably never be used for microorganisms such as Protozoa, bacteria and viruses. B. n. plural (usually construed as singular). Systematic classification of groups of organisms on the basis of shared characteristics thought to derive from a common ancestor. Also, the study of the branching of evolutionary lines of descent and the relationship between branches. (In quot. 1965, cladistic relationships.) ΘΚΠ the world > life > biology > biological processes > genetic activity > heredity or hereditary descent > [noun] > descent from common ancestor > group having parentela1881 homogen1888 sibship1906 clade1957 cladistic1965 1965 Camin & Sokal in Evolution XIX. 311/2 Although the study is still in progress, it has already led to an empirical method which we believe capable of deducing probable cladistics from the characters of existing organisms. 1969 Science 13 June 1267/3 It is often..concluded that cladistics carried to its logical extreme..does not provide a suitable basis for classifications, but this is no reason for not considering..cladistic methodology for those things that it can do well. 1973 P. H. A. Sneath & R. R. Sokal Numerical Taxon. x. 432 Numerical phenetics and cladistics together can allow the measurement of rates and patterns of evolution. 1979 Nature 16 Aug. 542/1 A thorough presentation of phylogenetics (‘cladistics’) is inappropriate, but we do wish to make some remarks. 1980 Economist 29 Nov. 31/3 The museum insists that it has not adopted cladistics wholesale, but as one of many useful methods of taxonomy. 1982 Times 11 Sept. 7/7 ‘Cladistics’ is a systematic method of classification adopted by some taxonomists. It implicitly assumes evolution by descent with modification, but it avoids statements about the speed or the mechanism of evolution. Derivatives claˈdistically adv. in terms of cladistics; as regards cladistics or a cladistic relationship. ΘΚΠ the world > life > biology > taxonomy > [adverb] > classified in specific manner cladistically1965 monothetically1965 1965 Systematic Zool. 14 79/1 The crocodilians are cladistically nearest to the birds. 1973 Jrnl. Geol. (Chicago) 81 539/2 Two of the three clades were widely separated cladistically. 1974 P. H. A. Sneath in M. J. Carlile & J. J. Skehel Evol. in Microbial World 23 The wide host range of some arboviruses implies that if genetic exchange with host genome does occur, some viruses could be cladistically part insect, part bird and part mammal. 1980 Economist 29 Nov. 31/2 Cladistically speaking, the sequence of fossils on which the Natural History Museum's classic collections were based was outmoded. This entry has not yet been fully updated (first published 1989; most recently modified version published online June 2018). < adj.n.1960 |
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