Coblenzian, a. Geol.
(kəʊˈblɛntsɪən)
Also Coblentzian, Coblenzien.
[ad. F. coblentzien (A. Dumont 1848, in Mém. de l'Acad. R. des Sciences de Belgique XXII. 4), f. Coblentz (G. Koblenz), a city in western Germany: see -ian.]
Of, pertaining to, or designating the uppermost division of the Lower Devonian (Lower Old Red Sandstone) in Europe or the geological period during which it was deposited. Also absol.
| 1853 Q. Jrnl. Geol. Soc. IX. 25 This division must be separated from the Devonian series..since it does not contain a single species found in the ‘coblenzian’ or ‘ahrian’ divisions above it. 1882 A. Geikie Text-bk. Geol. 702 Coblenzien or Grauwacke, composed of four zones of grey⁓wacke, sandstones, shales, and conglomerate. 1902 A. J. Jukes-Browne Student's Handbk. Stratigr. Geol. x. 178 This series represents the Coblentzian of Belgium and the Rhine. 1963 D. W. & E. E. Humphries tr. Termier's Erosion & Sedimentation xiii. 290 The first are, without doubt, of Coblenzian age. |