| Citation | Huber, M., 2010 Portlandia isonota (Martens, 1881). In Bouchet, P.; Gofas, S.; Rosenberg, G. (2010) World Marine Mollusca database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=506537 on 2011-07-26. |
| Ref. | 87440 Huber, M., 2010 |
| Page | |
| Named Used as Valid | Portlandia isonota |
| Locality | |
| Distribution | Endemic to Kerguelen. |