| 释义 |
Ipswichian, a. Geol.|ɪpˈswɪtʃɪən|
[f. Ipswich, the name of the town in Suffolk near which the type site is located: see -ian.]
Of, pertaining to, or designating the most recent interglacial in Britain (identified with the Eemian of continental Europe), and of a stratigraphic stage of the Pleistocene lying above the Wolstonian and below the Devensian; of or belonging to this interglacial or stage. Also absol.
1955R. G. West in Quaternaria II. 49 General names for the glaciations and interglacials recognised in East Anglia are given on the right. All of them except the Ipswichian were used by West and Donner. 1960Phil. Trans. R. Soc. B. CCXLIII. 101 The tree pollen..diagram resembles the diagram from the interglacial deposits at Bobbitshole, Ipswich..of Ipswichian Interglacial age, and the many diagrams from the Eemian (Last) Interglacial, the continental correlative of the Ipswichian. 1969[see Wolstonian a.]. 1975J. G. Evans Environment Early Man Brit. Isles ii. 28 The key species is the hippopotamus which occurs in an Ipswichian context at several localities in England and Wales. 1981Nature 17 Dec. 654/1 The paucity of vertebrate fauna at the Ipswichian type locality at Bobbitshole, near Ipswich, Suffolk, makes a direct correlation with the Lower Cave Earth in Victoria Cave impossible. Ibid., The term ‘Ipswichian’ is widely applied to the last period in which the climate of the British Isles was as warm as, or warmer than, at present, though this is not strictly within the original definition of the term. |