Namurianadj.n.

Brit.

/nəˈmjʊərɪən/, U.S.

/nəˈmʊriən/

Origin: From a proper name, combined with an English element. Etymons: proper name Namur , -ian suffix.

Etymology: < Namur, the name of a town and province in southern Belgium + -ian suffix, after French namurien. The term was apparently coined by J. C. Purves c1883, although his use has not been traced; compare:1891 X. Stainier in Ann. de la Soc. Géol. de Belgique: Mém. 18 60 Les roches susdites font partie de l'assise de houiller inférieur sans houille de Dumont (étage namurien de M. Purves).

Geology.

A. adj.

Of, relating to, or designating the lowest series of the Upper Carboniferous outside North America, lying above the Viséan series and below the Westphalian.

ΘΚΠ

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

Bernician1856

seral1858

vespertine1858

Mississippian1891

Pennsylvanian1891

Westphalian1895

Stephanian1901

Viséan1905

Tournaisian1910

Namurian1915

1915 C. Schuchert Text-bk. Geol. II. xl. 729 Kayser adds a third series, the Namurian (Namur, Belgium), which is referred to the base of the Middle Carboniferous.

1938 A. K. Wells Outl. Hist. Geol. 100 The normal facies of the Namurian Stage is deltaic.

1967 D. H. Rayner Stratigr. Brit. Isles vii. 200 It is also the type area of the Millstone Grit, where millstones were once fashioned out of the coarser sandstones... The sandstones..probably represent a lesser proportion of Namurian time than their thickness at first sight suggests.

1994 Nature 7 Apr. 513/1 Viséan and early Namurian faunas are proving to be more advanced than previously realized.

B. n.

The Namurian series or epoch. Also with the.

ΘΚΠ

the world > the earth > structure of the earth > age or period > [noun] > primary or Palaeozoic > carboniferous spec.

Mississippian1893

Pennsylvanian1902

Namurian1931

1931 J. W. Gregory & B. H. Barrett Gen. Stratigr. vii. 118 Above the Dinantian [in Belgium] is a coarse sandstone, the great Grès d'Ardenne, corresponding to the Millstone Grit; it is called the Namurian.

1964 Palaeontol. 7 173 This fossil..indicates precise correlation of the upper Chester Series and late lower Namurian of Eurasia and Africa.

1994 Nature 7 Apr. 513/1 The anthracosaurs..were known to exist in the Viséan and Namurian.

This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022).

单词	namurian
释义	Namurianadj.n. Brit. /nəˈmjʊərɪən/, U.S. /nəˈmʊriən/ Origin: From a proper name, combined with an English element. Etymons: proper name Namur , -ian suffix. Etymology: < Namur, the name of a town and province in southern Belgium + -ian suffix, after French namurien. The term was apparently coined by J. C. Purves c1883, although his use has not been traced; compare:1891 X. Stainier in Ann. de la Soc. Géol. de Belgique: Mém. 18 60 Les roches susdites font partie de l'assise de houiller inférieur sans houille de Dumont (étage namurien de M. Purves). Geology. A. adj. Of, relating to, or designating the lowest series of the Upper Carboniferous outside North America, lying above the Viséan series and below the Westphalian. ΘΚΠ the world > the earth > structure of the earth > age or period > stratigraphic units > [adjective] > primary or Palaeozoic > carboniferous > specific Bernician1856 seral1858 vespertine1858 Mississippian1891 Pennsylvanian1891 Westphalian1895 Stephanian1901 Viséan1905 Tournaisian1910 Namurian1915 1915 C. Schuchert Text-bk. Geol. II. xl. 729 Kayser adds a third series, the Namurian (Namur, Belgium), which is referred to the base of the Middle Carboniferous. 1938 A. K. Wells Outl. Hist. Geol. 100 The normal facies of the Namurian Stage is deltaic. 1967 D. H. Rayner Stratigr. Brit. Isles vii. 200 It is also the type area of the Millstone Grit, where millstones were once fashioned out of the coarser sandstones... The sandstones..probably represent a lesser proportion of Namurian time than their thickness at first sight suggests. 1994 Nature 7 Apr. 513/1 Viséan and early Namurian faunas are proving to be more advanced than previously realized. B. n. The Namurian series or epoch. Also with the. ΘΚΠ the world > the earth > structure of the earth > age or period > [noun] > primary or Palaeozoic > carboniferous spec. Mississippian1893 Pennsylvanian1902 Namurian1931 1931 J. W. Gregory & B. H. Barrett Gen. Stratigr. vii. 118 Above the Dinantian [in Belgium] is a coarse sandstone, the great Grès d'Ardenne, corresponding to the Millstone Grit; it is called the Namurian. 1964 Palaeontol. 7 173 This fossil..indicates precise correlation of the upper Chester Series and late lower Namurian of Eurasia and Africa. 1994 Nature 7 Apr. 513/1 The anthracosaurs..were known to exist in the Viséan and Namurian. This entry has been updated (OED Third Edition, June 2003; most recently modified version published online March 2022). < adj.n.1915
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