perekond
Fossichnus Nielsen, Nielsen et Bromley, 2003
Current taxon already exists. See initial taxon Oichnus
Taxon ID: 16357
Fossiilirühm: Bioerosional trace fossils
Kuulub: Bioerosional trace fossils
Other version of taxon: Oichnus
Baltoskandiast leitud liigid (andmebaasis):
Taksoni kirjeldused
Knaust, 2012a
Unbranched, groove, etching.
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.
Klassifikatsioon