perekond

Phrixichnus Bromley et Asgaard, 1993

Taksoni kirjeldused

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.

Bromley & Asgaard, 1993b

Diagnosis: Large, bilaterally symmetrical, pouchshaped boring having a rectangular/oval cross-section. Two gently concave or flat areas of wall, which meet along one edge of the boring, have a strong ornament of arcuate, concentric grooves. The remaining part of the wall and the distal end are smooth and concave.

Valik taksonit käsitlevast teaduskirjandusest
Bromley, R. G., Asgaard, U. 1993. Endolithic community replacement on a Pliocene rocky coast. Ichnos 2, 2, 93-116. DOI:10.1080/10420949309380081
Levik kirjandusandmetel