experimental
Définition
alt label |
Ludlowien
|
broader |
Silurian
|
has beginning |
Base of Ludlow
|
has end |
Base of Pridoli
|
in scheme |
Chronostratigraphy / Geochronology
|
is gSSA |
false
|
is gSSP |
true
|
label |
Ludlow
| Ludlow
|
mnemo |
LUDL
|
narrower |
Gorstian
| Ludfordian
|
nature |
Référent
|
notation |
s6-7
|
pref label |
Ludlow
| Ludlow
|
rgb coordinate blue |
207
|
rgb coordinate green |
230
|
rgb coordinate red |
191
|
source |
Gradstein et al. (2012)
|
spatial |
Monde
|
status |
Valid
|
type |
Concept
|
type chronostrat age |
Series
|
type geochrono age |
Epoch
|