World Register of Marine Species (WoRMS)
Graphonema northumbriae Warwick & Coles, 1975
Nemys eds. (2026). Nemys: World Database of Nematodes. Graphonema northumbriae Warwick & Coles, 1975. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=120731 on 2026-08-29
Warwick, R. M.; Coles, J. W. (1975). Notes on the free-living marine genus Euchromadora de Man, 1886 and its allies, with descriptions of two new species (Chromadoridae, Nematoda). J. nat. Hist. 9: 403-412.