''Nihilichnus'' is an ichnogenus of

trace fossil A trace fossil, also called an ichnofossil (; ), is a fossil record of biological activity by lifeforms, but not the preserved remains of the organism itself. Trace fossils contrast with body fossils, which are the fossilized remains of part ...

. It was first described from bite traces in 2006. The ichnogenus originally contained two ichnospecies, ''Nihilichnus nihilicus'' and ''Nihilichnus mortalis.'' The ichnogenera '' Brutalichnus'' and '' Machichnus'' were described in the same paper.

References

See also