Caradocn.

/kaˈradək/

Etymology: < Caer Caradoc, name of sandstone hills in Shropshire.

Geology.

Applied attributively to a stage or series or to the rocks of the Ordovician System in Britain.

ΘΚΠ

the world > the earth > structure of the earth > age or period > stratigraphic units > [adjective] > primary or Palaeozoic > Ordovician > specific

Caradoc1835

Tremadoc1847

Arenig1854

Skiddaw1897

Cincinnatian1899

Skiddavian1905

Caradocian1910

Tremadocian1910

1835 R. I. Murchison in London & Edinb. Philos. Mag. vii. 47 Caradoc sandstones. This name..has been derived from the..ridge of Caer Caradoc.

1855 J. Phillips Man. Geol. 192 There is also a narrow tract of Caradoc sandstone running N.N.W. in the Lickey Hills.

Derivatives

Caraˈdocian adj.

ΘΚΠ

the world > the earth > structure of the earth > age or period > [adjective] > primary or Palaeozoic > Ordovician

Ordovician1879

Cincinnatian1899

Caradocian1910

the world > the earth > structure of the earth > age or period > stratigraphic units > [adjective] > primary or Palaeozoic > Ordovician > specific

Caradoc1835

Tremadoc1847

Arenig1854

Skiddaw1897

Cincinnatian1899

Skiddavian1905

Caradocian1910

Tremadocian1910

1910 Encycl. Brit. V. 300/1 In the Lake district the Coniston limestone series represents the Upper Caradocian.

1960 L. D. Stamp Britain's Struct. & Scenery (ed. 5) xii. 109 Caradocian and Ashgillian..being the lower and upper parts respectively of the old Bala Group.

This entry has not yet been fully updated (first published 1972; most recently modified version published online December 2018).

单词	caradoc
释义	Caradocn. /kaˈradək/ Etymology: < Caer Caradoc, name of sandstone hills in Shropshire. Geology. Applied attributively to a stage or series or to the rocks of the Ordovician System in Britain. ΘΚΠ the world > the earth > structure of the earth > age or period > stratigraphic units > [adjective] > primary or Palaeozoic > Ordovician > specific Caradoc1835 Tremadoc1847 Arenig1854 Skiddaw1897 Cincinnatian1899 Skiddavian1905 Caradocian1910 Tremadocian1910 1835 R. I. Murchison in London & Edinb. Philos. Mag. vii. 47 Caradoc sandstones. This name..has been derived from the..ridge of Caer Caradoc. 1855 J. Phillips Man. Geol. 192 There is also a narrow tract of Caradoc sandstone running N.N.W. in the Lickey Hills. Derivatives Caraˈdocian adj. ΘΚΠ the world > the earth > structure of the earth > age or period > [adjective] > primary or Palaeozoic > Ordovician Ordovician1879 Cincinnatian1899 Caradocian1910 the world > the earth > structure of the earth > age or period > stratigraphic units > [adjective] > primary or Palaeozoic > Ordovician > specific Caradoc1835 Tremadoc1847 Arenig1854 Skiddaw1897 Cincinnatian1899 Skiddavian1905 Caradocian1910 Tremadocian1910 1910 Encycl. Brit. V. 300/1 In the Lake district the Coniston limestone series represents the Upper Caradocian. 1960 L. D. Stamp Britain's Struct. & Scenery (ed. 5) xii. 109 Caradocian and Ashgillian..being the lower and upper parts respectively of the old Bala Group. This entry has not yet been fully updated (first published 1972; most recently modified version published online December 2018). < n.1835
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