Jamesoni chron
192.9 - 184.2 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 used in the definition of 586 collections
A total of 4941 collections with 23777 occurrences lie within this time span
| International Chronostratigraphic Timescale | Ammonite Chrons of Northwest Europe | Permian-Jurassic of New Zealand | |||||
|---|---|---|---|---|---|---|---|
| Quaternary | Holocene | Meghalayan | 0 | ||||
| Northgrippian | 0.0042 | ||||||
| Greenlandian | 0.0082 | ||||||
| Pleistocene | Late Pleistocene | 0.0117 | |||||
| Chibanian | 0.129 | ||||||
| Calabrian | 0.774 | ||||||
| Gelasian | 1.8 | ||||||
| Neogene | Pliocene | Piacenzian | 2.58 | ||||
| Zanclean | 3.6 | ||||||
| Miocene | Messinian | 5.333 | |||||
| Tortonian | 7.246 | ||||||
| Serravallian | 11.63 | ||||||
| Langhian | 13.82 | ||||||
| Burdigalian | 15.98 | ||||||
| Aquitanian | 20.44 | ||||||
| Paleogene | Oligocene | Chattian | 23.03 | ||||
| Rupelian | 27.82 | ||||||
| Eocene | Priabonian | 33.9 | |||||
| Bartonian | 37.71 | ||||||
| Lutetian | 41.2 | ||||||
| Ypresian | 47.8 | ||||||
| Paleocene | Thanetian | 56 | |||||
| Selandian | 59.2 | ||||||
| Danian | 61.6 | ||||||
| Cretaceous | Late Cretaceous | Maastrichtian | 66 | ||||
| Campanian | 72.1 | ||||||
| Santonian | 83.6 | ||||||
| Coniacian | 86.3 | ||||||
| Turonian | 89.8 | ||||||
| Cenomanian | 93.9 | ||||||
| Early Cretaceous | Albian | 100.5 | |||||
| Aptian | 113 | ||||||
| Barremian | 121.4 | ||||||
| Hauterivian | 125.77 | ||||||
| Valanginian | 132.6 | ||||||
| Berriasian | 139.8 | ||||||
| Jurassic | Late Jurassic | Tithonian | Oteke | Puaroan | 145 | ||
| Kimmeridgian | 149.2 | ||||||
| Kawhia | Ohauan | 150 | |||||
| Heterian | 154.5 | ||||||
| Oxfordian | 154.8 | ||||||
| Middle Jurassic | Callovian | 161.5 | |||||
| Temaikan | 164.3 | ||||||
| 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 | |||
| Herangi | Ururoan | 176 | |||||
| 180.1 | |||||||
| Serpentinum/Falciferum/Tenuicostatum | 182 | ||||||
| Pliensbachian | Spinatum/Margaritatus/Davoei/Ibex/Jamesoni | 184.2 | |||||
| Aratauran | 188.9 | ||||||
| Sinemurian | Raricostatum/Oxynotum/Obtusum/Turneri/Semicostatum/Bucklandi | 192.9 | |||||
| Hettangian | Angulata/Liasicus/Planorbis | 199.5 | |||||
| Triassic | Late Triassic | Rhaetian | Balfour | Otapirian | 201.4 | ||
| Norian | Warepan | 208.5 | |||||
| Otamitan | 217 | ||||||
| Oretian | 221 | ||||||
| Carnian | 227 | ||||||
| Gore | Kaihikuan | 227.5 | |||||
| Middle Triassic | Ladinian | 237 | |||||
| Etalian | 238 | ||||||
| Anisian | 242 | ||||||
| Malakovian | 246 | ||||||
| Early Triassic | Olenekian | 247.2 | |||||
| Nelsonian | 249 | ||||||
| Induan | 251.2 | ||||||
| DUrville | Makarewan | 251.5 | |||||
| 251.902 | |||||||
| 253.2 | |||||||
| 259.51 | |||||||