BGD - Special Issue - Primitive life and ancient radiations

BGD - Special Issue

Primitive life and ancient radiations
Editor(s): B. Lefebvre and F. Marin

The unique skeleton of siliceous sponges (Porifera; Hexactinellida and Demospongiae) that evolved first from the Urmetazoa during the Proterozoic: a review W. E. G. Müller, J. Li, H. C. Schröder, L. Qiao, and X. Wang Biogeosciences Discuss., 4, 385-416, 2007 Abstract Discussion Paper (PDF, 8404 KB) Interactive Discussion (Closed, 5 Comments) Final Revised Paper (BG)		06 Feb 2007
A geochemical modelling study of the evolution of the chemical composition of seawater linked to a global glaciation: implications for life sustainability G. Le Hir, Y. Goddéris, Y. Donnadieu, and G. Ramstein Biogeosciences Discuss., 4, 1839-1876, 2007 Abstract Discussion Paper (PDF, 7359 KB) Interactive Discussion (Closed, 5 Comments) Final Revised Paper (BG)		20 Jun 2007
Precambrian palaeontology in the light of molecular phylogeny – an example: the radiation of the green algae B. Teyssèdre Biogeosciences Discuss., 4, 3123-3142, 2007 Abstract Discussion Paper (PDF, 1231 KB) Interactive Discussion (Closed, 4 Comments) Publication in BG not foreseen		10 Sep 2007