请输入您要查询的英文单词:

 

单词 toarcian
释义

Toarcianadj.n.

/təʊˈɑːsɪən/
Etymology: < French Toarcien, < Latin Toarcium, French Thouars, in western France.
Geology.
Applied to a series of strata corresponding in position to the Upper Lias of England, which are extensively developed in Central and Southern France.
ΘΚΠ
the world > the earth > structure of the earth > age or period > stratigraphic units > [adjective] > secondary or Mesozoic > Jurassic > specific
Purbeck stone1410
Oxfordian1845
Portlandian1845
Callovian1851
Kimmeridgian1851
Bathonian1858
Sinemurian1863
Tithonian1869
Toarcian1885
Kellovian1888
Aalenian1896
Pliensbachian1952
1859 D. Page Handbk. Geol. Terms 49 Upper Lias, Toarcien of d'Orbigny.]
1885 A. Geikie Geol. 802 In Normandy, the Toarcian stage is only about 20 feet thick.
1912 Return Brit. Museum 172 Crinoids from the Oxfordian of Var..from the Toarcian of the Balearic Islands.
1912 Return Brit. Museum 182 Seven Crinoid stem-fragments from the Toarcian rocks of Cabrera, Balearic Is.
This entry has not yet been fully updated (first published 1912; most recently modified version published online June 2018).
<
adj.n.1885
随便看

 

英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2024/9/21 10:40:40