单词 | permo-pennsylvanian |
释义 | Permo-Pennsylvaniann.adj. Geology. A. n. The late Pennsylvanian and early Permian systems or periods considered jointly.The equivalent in the United States of Permo-Carboniferous. ΘΚΠ the world > the earth > structure of the earth > age or period > [adjective] > primary or Palaeozoic > Permo-carboniferous Permo-Carboniferous1874 hercynian1895 Permo-Pennsylvanian1919 the world > the earth > structure of the earth > age or period > stratigraphic units > [adjective] > primary or Palaeozoic > Permo-carboniferous Permo-Carboniferous1874 Anthracolithic1891 Permo-Pennsylvanian1919 1919 Bot. Gaz. 68 93 In the Appalachian province where the Paleozoic record is unusually complete, we find..many red beds in the Permo-Pennsylvanian. 1937 Bull. Amer. Assoc. Petroleum Geologists 21 1252 Late Pennsylvanian and Permo-Pennsylvanian. Figure 2 represents a composite of late Pennsylvanian and early Permian time. 1992 Jrnl. Paleontol. 66 481 New materials from the Permo-Pennsylvanian of north-central New Mexico. B. adj. Of or relating to the Permo-Pennsylvanian. ΚΠ 1923 Science 27 Apr. 505/1 (title) Evidence of Permo-Pennsylvanian glaciation in the Wichita Mountains. 1965 Bull. Amer. Assoc. Petroleum Geologists 49 1572/2 An early sequence of Permo-Pennsylvanian sediments accumulated in this bay. 1992 Philos. Trans. (Royal Soc.) B. 336 259 The atlas–axis complexes of the better-known genera of the Permo-Pennsylvanian tetrapod suborder Diadectomorpha are described. This entry has been updated (OED Third Edition, December 2005; most recently modified version published online March 2022). < n.adj.1919 |
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