http://www-odp.tamu.edu/publications/208_IR/chap_07/c7_t5.htm Web[-23 Ma, as recognized in studies of Sphenolithus delphix (20) and magnetostratigraphy (21, 14)] agrees well with independently calibrated ages for this boundary (22-24), if adjusted to the new astronomical solution. Our new single-site Oligoc?ne data set from ODP Site 1218 is presented against astronomical age in Fig. 1. The composite record ...
United States Department of Interior, Bureau of …
WebLO Sphenolithus capricornutus (23.70) LO Sphenolithus delphix (23.80) NP25 CN5 CN3 CN4 CN6 CN1 CN2 CP19 FO Emiliania huxleyi Acme (0.09) FO medium Gephyrocapsa spp. (1.69) FO Discoaster asymmetricus (4.80) LO Triquetrorhabdulus carinatus (19.80) LO Common Cyclicargolithus abisectus (20.90) WebMay 3, 2024 · Sphenolithus abies is difficult to identify consistently from Sphenolithus moriformis (Brönnimann & Stradner, 1960) Bramlette & Wilcoxon, 1967, particularly at … playstore network
Nannotax3 - ntax_Farinacci - Sphenolithus ciperoensis
Web2 days ago · The LOs of S. calyculus and S. capricornutus would have occurred before LO Sphenolithus delphix and after the HO of R. bisecta. On the other hand, the biostratigraphic range of S. delphix presents inconsistencies in its … The astronomically calibrated age for the O-M boundary [∼23 Ma, as recognized in studies of Sphenolithus delphix and magnetostratigraphy (21, 14)] agrees well with independently calibrated ages for this boundary (22–24), if adjusted to the new astronomical solution. WebGlobal Biodiversity Information Facility. Free and Open Access to Biodiversity Data. primos to wishes calculator