| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Pacitrigonia patagonica
Taxonomy
Trigonia patagonica was named by Feruglio (1937). It is not extant.
It was recombined as Pacitrigonia patagonica by Cox (1952).
It was recombined as Pacitrigonia patagonica by Cox (1952).