Species
Cylindrichnus operosus Orłowski, 1989
Current taxon already exists. See initial taxon Rosselia socialis
Taxon ID: 17686
Fossil group: Ichnofossils
Belongs to: Cylindrichnus
Other version of taxon: Rosselia socialis
Stratigraphic distribution: Lower Cambrian (old nomenclature) (header.f_taxon_age_within 542.0 – 521.0 header.f_taxon_age_within_unit)
Taxon description
Knaust, 2021c
Revised diagnosis. (After Uchman & Krenmayr 1995) Unbranched, inclined to vertical Rosselia with a funnel-shaped or bulbous aperture with passively filled cylindrical tube(s) occupying a minor fraction of the funnel.
Orłowski, 1989
Diagnosis. -Single subconical, vertical pipes, with broad and short funnel, with inner structures repeating the shape of outer wall.
Synonymy list
1989 Cylindrichnus operosus ichnosp. n — Orłowski , pp. 218, fig. 15:1-3
2016 Cylindrichnus operosus Orlowski, 1989 — Stachacz , pp. 405, fig. 13A, B
2021 Rosselia socialis Dahmer, 1937 — Knaust
Klassificering
| Organism group | Biota |
| Ichnofossil group | Ichnofossils |
| Bioturbation trace fossils | |
| Family | Rosselichnidae |
| Genus | Cylindrichnus |
| Species | candelabrius |
| concentricus | |
| errans | |
| helix | |
| japonicus | |
| karondiaensis | |
| lusiaticus | |
| operosus | |
| pustulosus |