• Cetomya neaeroides (G. Seguenza, 1877)
• Cetomya tornata (Jeffreys, 1876)
• Embla korenii Lovén, 1846 accepted as Poromya granulata (Nyst & Westendorp, 1839)
• Poromya anatinoides Forbes, 1844 accepted as Poromya granulata (Nyst & Westendorp, 1839)
• Poromya granulata (Nyst & Westendorp, 1839)
• Poromya isocardioides Dautzenberg & H. Fischer, 1897 accepted as Cetomya tornata (Jeffreys, 1876)
• Poromya neaeroides G. Seguenza, 1877 accepted as Cetomya neaeroides (G. Seguenza, 1877)
• Poromya romanchensis Odhner, 1960 accepted as Cetomya tornata (Jeffreys, 1876)
• Poromya rotundata Jeffreys, 1876 accepted as Poromya granulata (Nyst & Westendorp, 1839)
• Poromya sublevis A. E. Verrill, 1884 accepted as Cetomya tornata (Jeffreys, 1876)
• Poromya sublevis var. microdonta Dall, 1890 accepted as Cetomya tornata (Jeffreys, 1876)
• Poromya subtrigona Jeffreys, 1858 accepted as Axinulus cycladius (S. V. Wood, 1848)
• Poromya tornata (Jeffreys, 1876) accepted as Cetomya tornata (Jeffreys, 1876)
• Poromya tuberata Jeffreys, 1882 accepted as Cetomya neaeroides (G. Seguenza, 1877)