Valanginiano: differenze tra le versioni
Contenuto cancellato Contenuto aggiunto
m Bot: Correzione di uno o più errori comuni |
Recupero di 1 fonte/i e segnalazione di 0 link interrotto/i. #IABot (v1.6) |
||
Riga 296:
*{{cita web|http://www.stratigraphy.org/bak/geowhen/stages/Valanginian.html|GeoWhen Database - Valanginian}}
*[http://stratigraphy.science.purdue.edu/charts/Timeslices/4_Mid-Cret.pdf Mid-Cretaceous timescale] and ühttp://stratigraphy.science.purdue.edu/charts/Timeslices/5_JurCret.pdf Jurassic-Cretaceous timescale], at the website of the subcommission for stratigraphic information of the ICS.
*[https://web.archive.org/web/20060518101714/http://norges.uio.no/timescale/Fig18.1_Cret_colC.pdf Stratigraphic chart of the Lower Cretaceous], at the website of Norges Network of offshore records of geology and stratigraphy.
[[Categoria:Cretacico]]
|