| 释义 |
‖ sigillaria Geol.|sɪdʒɪˈlɛərɪə|
[mod.L., f. sigillum seal: see sigil. Named by Brongniart (1822).]
A fossil tree, the leaf-scars of which resemble the impressions of a seal, found chiefly in coal deposits.
1831–3Lindley & Hutton Fossil Flora I. 155 It is extremely probable..that Sigillaria was a Dicotyledonous plant. 1836Buckland Geol. & Min. I. 473 The longitudinal flutings of the trunks of Sigillariæ. 1849J. H. Balfour Man. Bot. §1183 Some suppose Sigillarias to be allied to Tree-ferns, others to Coniferæ. 1876Page Adv. Text-bk. Geol. xiv. 255 We may notice the sigillaria, so called from the seal-like impressions on its fluted trunk.
Hence sigiˈllarian a. and n.; sigiˈllarid; sigiˈllar(i)oid a.
1870Geol. Mag. VII. 293 The fossil *sigillarian forests of Nova Scotia. 1883Science I. 523/2 A number of animals entombed in stumps of sigillarians in the coal-measures of Nova Scotia.
1877Le Conte Elem. Geol. (1879) 316 The Lycopods [were represented] by gigantic Lepidodendrids and *Sigillarids.
1870Geol. Mag. VII. 293 These specimens..probably represented other types of *Sigillarioid trees. 1872Nicholson Palæont. 474 The Sigillarioid plants, regarded by different authorities as being Coniferous, or Lycopodiaceous.
1879Geikie in Encycl. Brit. X. 345/2 Lepidodendroid and *sigillaroid plants abound, as well as calamites. |