MolluscaBase eds. (2021). MolluscaBase.
Undulatula (Ancyrunio) F.-X. Guo, 1985 †. Accessed through: Marine Species Traits editorial board (2021) Marine Species Traits at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=1497981 on 2024-05-01
Marine Species Traits editorial board (2024). Marine Species Traits.
Undulatula (Ancyrunio) F.-X. Guo, 1985 †. Accessed at: https://marinespecies.org/traits/aphia.php?p=taxdetails&id=1497981 on 2024-05-01