Strophomenata - Billingsellida - Polytoechiidae

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 Tritoechia according to J. L. Benedetto 2003

Sister taxa: none

Ecology: stationary epifaunal suspension feeder