Species
Nihilichnus sulcatus Trifilio, de Araújo Júnior et Porpino, 2023
Taxon description
Trifilio et al., 2023
Diagnosis:Ellipsoidal holes with branching furrows. Both holes and furrows penetrate through the cortical bone into the cancellous bone, but neither contains filling or bioglyphs. The holes are perpendicular to the bone surface and have sharp edges, whereas the furrows have a smooth bottom, U-shaped cross-sectional mor-phology, and smooth edges.
Synonymy list
2023 Nihilichnus sulcatus n. isp. — Trifilio et al. , pp. 16, fig. Fig. 9A-E, G
Classification
Organism group | Biota |
Ichnofossil group | Ichnofossils |
Bioerosional trace fossils | |
Family | Machichnidae |
Genus | Nihilichnus |
Species | covichi |
nihilicus | |
sulcatus |