diphyleticadj.
/dʌɪfɪˈlɛtɪk/ Taxonomy.
Having two lines of descent; supposedly derived from two distinct sets of ancestors; also, of or pertaining to a classification of groups of organisms in accordance with the view that they have a diphyletic origin.
ΚΠ
1902 Nature 25 Sept. 526 The ‘Myriapoda’, if a natural group, are diphyletic.
1903 Amer. Naturalist 37 74 The diphyletic origin of the birds as represented by the Ratitæ and Carinatæ.
1912 Rep. Brit. Assoc. 578 Yet others claim a diphyletic origin for Man from the Apes.
1963 P. H. Davis & V. H. Heywood Princ. Angiosperm Taxon. ii. 46 A species (or unit of lower rank) derived by hybridisation between two ancestral species..is diphyletic by either definition.
This entry has not yet been fully updated (first published 1933; most recently modified version published online March 2018).
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adj.1902