Species

Cylindrichnus pustulosus Frey et Bromley, 1985

Taxon description

Frey & Bromley, 1985

Diagnosis.Subcylindrical, gently curved, thinlybut concentrically walled burrows bearing inconsistently spaced coarse ridges and irregular large knob.

Synonymy list
1985     Cylindrichnus pustulosus n. ichnosp — Frey & Bromley , pp. 808, fig. 12A, B
2021     Non Cylindrichnus — Knaust