Arenign.

/əˈreɪnɪɡ/

Etymology: < Arenig, the name of a mountain in Merionethshire, Wales.

Applied attributively, esp. to a series of rocks of the Lower Ordovician age.

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

1854 A. Sedgwick in London, Edinb. & Dublin Philos. Mag. 8 362 Festiniog group (Middle Cambrian)..Arenig slates and porphyries, &c.

1865 C. Lyell Elem. Geol. xxvii. 564 This Arenig group may therefore be conveniently regarded as the base of the great Silurian system.

1879 Encycl. Brit. X. 331/2 Arenig or Stiper Stone Group. These rocks consist of dark slates, shales, flags, and bands of sandstone.

Derivatives

Areˈnigian adj. of or pertaining to this series.

ΚΠ

1929 J. W. Evans & C. J. Stubblefield Handbk. Geol. Great Brit. iii. 59 The lowest part of the Ordovician has been also called the Arenig or Arenigian Series.

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

单词	arenig
释义	Arenign. /əˈreɪnɪɡ/ Etymology: < Arenig, the name of a mountain in Merionethshire, Wales. Applied attributively, esp. to a series of rocks of the Lower Ordovician age. 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 1854 A. Sedgwick in London, Edinb. & Dublin Philos. Mag. 8 362 Festiniog group (Middle Cambrian)..Arenig slates and porphyries, &c. 1865 C. Lyell Elem. Geol. xxvii. 564 This Arenig group may therefore be conveniently regarded as the base of the great Silurian system. 1879 Encycl. Brit. X. 331/2 Arenig or Stiper Stone Group. These rocks consist of dark slates, shales, flags, and bands of sandstone. Derivatives Areˈnigian adj. of or pertaining to this series. ΚΠ 1929 J. W. Evans & C. J. Stubblefield Handbk. Geol. Great Brit. iii. 59 The lowest part of the Ordovician has been also called the Arenig or Arenigian Series. This entry has not yet been fully updated (first published 1972; most recently modified version published online September 2018). < n.1854
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