Chilton, C. (1883). Further additions to our knowledge of the New Zealand Crustacea. <em>Transactions and Proceedings of the New Zealand Institute.</em> 15, 69-86; pls. 1-3.[details]
Boyko, C.B.; Hadfield, K.A.; Merrin, K.L.; Ota, Y.; Poore, G.C.B. (Eds) (2025). World Marine, Freshwater and Terrestrial Isopod Crustaceans database. Plakarthrium Chilton, 1883. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=249181 on 2025-05-12
original descriptionChilton, C. (1883). Further additions to our knowledge of the New Zealand Crustacea. <em>Transactions and Proceedings of the New Zealand Institute.</em> 15, 69-86; pls. 1-3.[details]
original description(ofChelonidium Pfeffer, 1887)Pfeffer, G. (1887). Die Krebse von Süd-Georgien nach der Ausbeute der Deutschen Station 1882-83. <em>Jahrbuch der Hamburgischen Wissenschaftlichen Anstalten.</em> 4: 43-150, pls. 1-7.[details]
basis of recordSchotte, M., B.F. Kensley & S. Shilling. (1995 onwards). World list of Marine, Freshwater and Terrestrial Crustacea Isopoda. National Museum of Natural History Smithsonian Institution: Washington D.C., USA - no longer online. [website archived on 2018-01-25].[details]
Present Inaccurate Introduced: alien Containing type locality