Genus

Phrixichnus Bromley et Asgaard, 1993

Taxon description

Wisshak et al., 2019a

Macroboring; substrate calcareous; tracemaker invertebrate

Buatois et al., 2017

Category of architectural design: 2.66. Clavate-shaped borings.

Knaust, 2012a

Unbranched, clavate.