ammonites
Trigonostrophia reversa Benedetto 2003 (lamp shell)

Rhynchonellata - Pentamerida - Huenellidae

Full reference: J. L. Benedetto. 2003. Early Ordovician (Arenig) brachiopods from volcanicalstic rocks of the Famatina Range, northwest Argentina. Journal of Paleontology 77(2):212-242

Belongs to Trigonostrophia according to J. L. Benedetto 2003

Sister taxa: none

Ecology: stationary epifaunal suspension feeder