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 range: Lower Cambrian (old nomenclature) (within ca. 542.0 – 521.0 million years)
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