perekond
Asterichnus Bandel, 1967
Taksoni kirjeldused
Chamberlain, 1971
Description.-Radial gallery system approximately 50 to 80 mm wide. Individual galleries are 3 mm wide and approximately 20 to 40 mm long, packed with mud and sand as retrusive spreite, and concave. Endogenic forms preserved as full and concave epireliefs on thin bedded sandstones.
Valik taksonit käsitlevast teaduskirjandusest
Crimes, T. P. 1992. Changes in the trace fossil biota across the Proterozoic-Phanerozoic boundary. Journal of the Geological Society 149, 4, 637-646. DOI:10.1144/gsjgs.149.4.0637
Klassifikatsioon
Levik kirjandusandmetel