Croixian

(redirected from Furongian)
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Croixian

[′krȯi·ən]
(geology)
Upper Cambrian geologic time.
References in periodicals archive ?
The base of the Furongian is located near the base of the Petseri Formation.
The global stratotype section and point of the Paibian Stage (and the Furongian Series) was defined at the lowest occurrence of the agnostici trilobite Glyptagnostus reticulatus by Peng et al.
2) is the oldest unit in the Meguma terrane, and spans the early Cambrian (Terreneuvian) to the early Furongian (White et al.
The Halifax Group spans the Furongian to Lower Ordovician (Fig.
Phinney 1961; Schenk 1970), is overlain by the finer-grained Halifax Group, of Furongian (late Cambrian) to Early Ordovician age (White et al.
In the South, Sub-polar and Polar Urals the sequence has its base in the alleged upper Furongian.
According to Bogolepova & Gee (2004), the Khmelev Regional Stage in the South Urals includes the upper Furongian Cordylodus proavus Zone, whereas the Kidryas Regional Stage corresponds to the lower Tremadocian (Fig.
The Upper Cambrian Ulgase Formation, Cambrian, Furongian (previously Upper Cambrian), is exposed in a wall of abandoned mineworks (59[degrees]29'21"N, 25[degrees]05'08"E) in a phosphorite mine that was exploited during 1921-1938.
2008) System Series Regional Stage Ordovician Upper Uhaku Lasnamagi Aseri Kunda Volkhov Lower Billingen Hunneberg Pakerort Cambrian Furongian Terreneuvian Dominopol' Lontova Ediacaran Kotlin System Lithology Thickness, m Ordovician Limestone, marlstone 0-16 Limestone 0-9 Limestone 2-3 Limestone 6-9 Limestone, dolostone 2-3 Limestone, sandstone 0.
Akmolina olentensis Popov & Holmer, 1994, Cambrian, Furongian, Kujandy Formation, Aksak-Kujandy Mountain, northeastern Central Kazakhstan.