Ichnofossils

Orbisiana Sokolov, 1976

Taxon description

Kolesnikov et al., 2018

Original description (translated from Russian): Integral aggregates of large (up to 2–3 mm) cells forming elongated and irregular clusters; cell walls are often pyritised (sokolov, 1976, p. 138).

Emended diagnosis: Compact elongate grape-like clusters and irregular aggregates of globular chambers (0.25–2 mm in diameter). Chamber size tends to be uniform within each cluster or aggregate, but varies among individuals

Selection of related publications
Jensen, S. 2003. The Proterozoic and Earliest Cambrian Trace Fossil Record; Patterns, Problems and Perspectives. Integrative and Comparative Biology 43, 1, 219-228. DOI:10.1093/icb/43.1.219
References based on distribution