Genus

Tubulichnium Książkiewicz, 1977

Taxon description

Uchman & Wetzel, 2017a

Emended diagnosis. Oblique to horizontal, unbranched, straight or slightly winding, blind ending, filled, or originally almost void but preserved collapsed tube, which may be slightly swollen and stacked in the middle part. It is lined with small, elongate mud pellet

Uchman & Wetzel, 2017a

Emended diagnosis. Oblique to horizontal, unbranched, straight or slightly winding, blind ending, filled, or originally almost void but preserved collapsed tube, which may be slightly swollen and stacked in the middle part. It is lined with small, elongate mud pellet