▪ Abstract The Ediacara biota (575–542 Ma) marks the first appearance of large,
architecturally complex organisms in Earth history. Present evidence suggests that the …

Simple multicellularity has evolved numerous times within the Eukarya, but complex
multicellular organisms belong to only six clades: animals, embryophytic land plants …

Appearance of metazoans with mineralized skeletons,“explosion” in biotic diversity and
disparity, infaunalization of the substrate, occurrence of metazoan Konservat Fossil …

Abstract The Neoproterozoic era (1,000–542 Myr ago) was an era of climatic extremes and
biological evolutionary developments culminating in the emergence of animals (Metazoa) …

A variety of sedimentary structures and patterns in Proterozoic siliciclastic sedimentary rocks
cannot be explained by known inorganic processes. In particular, certain bed-surface …

The Cambrian diversification of animals was long thought to have begun with an explosive
phase at the start of the Tommotian Age. Recent stratigraphic discoveries, however, suggest …

The strange biota of Neoproterozoic sea bottoms become more understandable if we
assume that otherwise soft sediments were sealed by firm and erosion-resistant biomats …

Ediacara fossils document an important evolutionary episode just before the Cambrian
explosion and hold critical information about the early evolution of macroscopic and …

Reefs are an extraordinary natural phenomenon. Visible from outer space, coral reefs are
the largest biologically constructed features known; in close proximity their spectacular …

The Ediacaran–Cambrian transition signals a drastic change in both diversity and
ecosystem construction. The Ediacara biota (consisting of various metazoan stem lineages …