Warren, A. (2018). World Ciliophora Database.
Porpostoma grassei (Corliss & Snyder, 1986). Accessed through: (Eds) (2018) Register of Antarctic Species at: http://ras.biodiversity.aq/aphia.php?p=taxdetails&id=341752 on 2019-11-28
(Eds) (2019). Register of Antarctic Species.
Porpostoma grassei (Corliss & Snyder, 1986). Accessed at: http://ras.biodiversity.aq/aphia.php?p=taxdetails&id=341752 on 2019-11-28