Retusa umbilicata

Naamgeving

Valid name	Retusa umbilicata
Synonym	Tornatina nitidula Massy, 1930
Synonym	Volvaria subcylindrica Brown, 1827
Synonym	Tornatina umbilicata
Synonym	Bulla umbilicata Montagu, 1803
Synonym	Cylichna umbilicata Forbes & Hanley, 1850
Synonym	Cylichna nitidula (Lovén, 1846)

Indeling

• Mollusca  [phylum]
  • Gastropoda  [class]
    • Opisthobranchia  [subclass]
      • Cephalaspidea  [order]
        • Retusidae  [family]
          • Retusa  [genus]
            • Retusa umbilicata  [species]