波 尔多期
-65 —
–
-60 —
–
-55 —
–
-50 —
–
-45 —
–
-40 —
–
-35 —
–
-30 —
–
-25 —
–
-20 —
–
-15 —
–
-10 —
–
-5 —
–
0 —
地 层定义
[编辑]物 种
[编辑]†頑齒 |
28 |
澳洲 | Woodburne & Tedford, 1975 |
† |
16.9 |
Kaup, 1829 | |||
22.5 |
Li, 1974 | ||||
23 |
De Christol, 1832 |
†駭鳥 |
20 |
Ameghino, 1887 |
2300 |
Agassiz, 1843 |
Gracilidris | 20.43 |
Wild & Cuezzo, 2006 |
参考 文献
[编辑]- ^ Retallack, Gregory J. Neogene expansion of the North American prairie. PALAIOS. 1997-08-01, 12 (4): 380–390. ISSN 0883-1351. doi:10.2307/3515337 (
英 语). - ^ Zachos, James C.; Kump, Lee R. Carbon cycle feedbacks and the initiation of Antarctic glaciation in the earliest Oligocene. Global and Planetary Change. 2005-05-01, 47 (1): 51–66. ISSN 0921-8181. doi:10.1016/j.gloplacha.2005.01.001.
- ^ Krijgsman, W.; Garcés, M.; Langereis, C. G.; Daams, R.; van Dam, J.; van der Meulen, A. J.; Agustí, J.; Cabrera, L. A new chronology for the middle to late Miocene continental record in Spain. Earth and Planetary Science Letters. 1996-08-01, 142 (3): 367–380. ISSN 0012-821X. doi:10.1016/0012-821X(96)00109-4.