liik
Cylindrichnus helix Gibert, Netto, Tognoli et Grangeiro, 2006
Taksoni kirjeldused
Knaust, 2021c
Revised diagnosis. (After Ekdale & Harding 2015) Cylindrical burrow with circular or elliptical cross-section, forming a broadly arcuate shape, with concentric lining and passive fill. Secondary successive branching may occur.
Sünonüümika
2006 Cylindrichnus helix — Gibert et al. , lk. 81, joon. Fig. 9a
2021 non Cylindrichnus — Knaust
Klassifikatsioon
| organismirühm | Biota |
| ihnorühm | Ichnofossils |
| Bioturbation trace fossils | |
| sugukond | Rosselichnidae |
| perekond | Cylindrichnus |
| liik | candelabrius |
| concentricus | |
| errans | |
| helix | |
| japonicus | |
| karondiaensis | |
| lusiaticus | |
| operosus | |
| pustulosus |