Synonyms: Conchoserpula; Conopomatus; Cymospira; Olga; Penicillum; Podioceros; Pomataceros; Pomatoceras; Pomatoceropsis; Pomatoceros (heterotypic); Pomatocerus; Pomatoceus; Pomatoleios; Potamoceras; Potamoceros; Potamocerus; Pseudopomatoceros; Spirabranchus; Temporaria