586 The Ordovician acritarch genus Barakella
Japanese Journal of Palynology, 2012 Yan, Kui, Li, Jun, Servais, Thomas
openaire +1 more source
A DISCUSSION AND PROPOSALS CONCERNING FOSSIL DINOFLAGELLATES, HYSTRICHOSPHERES, AND ACRITARCHS, I [PDF]
Proceedings of the National Academy of Sciences, 1963 openaire +4 more sources
Cambrian carbonaceous protoconodonts and the early fossil record of the Chaetognatha. [PDF]
Proc Biol SciSlater BJ.
europepmc +1 more source
Developmental biology of <i>Spiralicellula</i> and the Ediacaran origin of crown metazoans. [PDF]
Proc Biol SciSun W, Yin Z, Liu P, Zhu M, Donoghue P.
europepmc +1 more source
Organic and Inorganic Geochemical Investigation of the Silurian Shale of Qusaiba Formation, Tayma Area, Northwestern Saudi Arabia: Implications for Oxidation and Leaching of Organic Matter. [PDF]
ACS OmegaLashin A +6 more
europepmc +1 more source
What the earliest evidence for life tells us about the early evolution of the biosphere. [PDF]
Philos Trans R Soc Lond B Biol SciWestall F.
europepmc +1 more source
The great catastrophe: causes of the Permo-Triassic marine mass extinction. [PDF]
Natl Sci RevWignall PB, Bond DPG.
europepmc +1 more source
Precambrian Research, 2009 Acritarchs from the Chuanlinggou Formation (ca. 1700 Ma) were first reported by Xing and Liu (1973) [Xing, Y.S., Liu, G.Z., 1973. On Sinian micro-flora in Yenliao Region of China and its geological significance.
Xunlai Yuan, Yongbo Peng, Huiming Bao
exaly +2 more sources
Combined micro-Fourier transform infrared (FTIR) spectroscopy and micro-Raman spectroscopy of Proterozoic acritarchs: A new approach to Palaeobiology [PDF]
Precambrian Research, 2005 peer reviewedMicro-scale analytical techniques permit correlation of chemistry with morphology of individual Proterozoic acritarchs (organic-walled microfossils), and thus provide new approaches for elucidating their biological affinities.
Craig P Marshall +2 more
exaly +2 more sources