Falciferum chron
184.2 - 182 Ma
The definition of this interval in the timescale Ammonite Chrons of Northwest Europe is taken from the following source:
- J. Palfy, P. L. Smith, and J. K. Mortensen. 2000. A U-Pb and 40Ar/39Ar time scale for the Jurassic. Canadian Journal of Earth Sciences 37(6):923-944 view
There are intervals in 5 timescales which overlap this one. show
This interval is no longer in current use
This interval is used in the definition of 551 collections
A total of 1793 collections with 9599 occurrences lie within this time span
| International Chronostratigraphic Timescale | Ammonite Chrons of Northwest Europe | ||||
|---|---|---|---|---|---|
| Jurassic | Late Jurassic | Tithonian | 145 | ||
| Kimmeridgian | 149.2 | ||||
| Oxfordian | 154.8 | ||||
| Middle Jurassic | Callovian | 161.5 | |||
| Bathonian | 165.3 | ||||
| Bajocian | Parkinsoni/Garantiana/Subfurcatum/Sauzei/Laeviuscula/Discites | 168.2 | |||
| Humphresianum | 168.4 | ||||
| Aalenian | Concavum/Murchisonae/Opalinum | 170.9 | |||
| Early Jurassic | Toarcian | Levesquei/Variabilis/Bifrons | Thouarsense | 174.7 | |
| 180.1 | |||||
| Serpentinum/Falciferum/Tenuicostatum | 182 | ||||
| Pliensbachian | Spinatum/Margaritatus/Davoei/Ibex/Jamesoni | 184.2 | |||
| Sinemurian | Raricostatum/Oxynotum/Obtusum/Turneri/Semicostatum/Bucklandi | 192.9 | |||
| Hettangian | Angulata/Liasicus/Planorbis | 199.5 | |||
| 201.4 | |||||