单词 | psarolite |
释义 | † psaroliten. Palaeontology. Obsolete. rare. The fossilized stem of a tree fern of the genus Psaronius, which occurred in the late Carboniferous and early Permian and was surrounded by a layer of aerial roots; = psaronite n. ΚΠ 1846 C. Lyell Let. 26 Sept. in Life, Lett. & Jrnls. (1881) II. xxiv. 104 I got some plants (psarrolites and ferns). 1859 D. Page Handbk. Geol. Terms 304 Psarolítes or Psaronítes... From this speckled appearance, which is visible to the naked eye, these fossils have also obtained the popular name of Staarein-stein or Star-stone. This entry has been updated (OED Third Edition, September 2007; most recently modified version published online December 2020). < n.1846 |
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