perekond
Fossichnus Nielsen, Nielsen et Bromley, 2003
Current taxon already exists. See initial taxon Oichnus
Taxon ID: 16357
Fossiilirühm: Ichnofossils
Kuulub: Bioerosional trace fossils
Other version of taxon: Oichnus
Baltoskandiast leitud liigid (andmebaasis):
Taksoni kirjeldused
Nielsen et al., 2003
Diagnosis.Biogenic concavity characterized by a circular to oval groove. Outer border conforms with inner border, both sharp in outline. Parts of the groove may penetrate through the substrate. Situated in skeletal substrates.
Knaust, 2012a
Unbranched, groove, etching.
Klassifikatsioon