Brandão, S.N.; Karanovic, I. (2021). World Ostracoda Database.
Pennyella horrida (Whatley & Coles, 1987) Coles, Ayress & Whatley, 1990 †. Accessed through: RAS (Eds.) (2021) Register of Antarctic Species at: http://ras.biodiversity.aq/aphia.php?p=taxdetails&id=462701 on 2024-04-19
RAS (Eds.) (2024). Register of Antarctic Species.
Pennyella horrida (Whatley & Coles, 1987) Coles, Ayress & Whatley, 1990 †. Accessed at: https://ras.biodiversity.aq/aphia.php?p=taxdetails&id=462701 on 2024-04-19