Swalla, B.J.; van der Land, J. (2021). Hemichordata World Database. Graptolithoidea. Accessed through: Odido, M.; Appeltans, W.; BelHassen, M.; Mussai, P.; Nsiangango, S.E.; Vandepitte, L.; Wambiji, N.; Zamouri, N. Jiddou, A.M. (Eds) (2021) African Register of Marine Species at: http://www.marinespecies.org/afremas/aphia.php?p=taxdetails&id=579849 on 2026-08-07
Odido, M.; Appeltans, W.; BelHassen, M.; Mussai, P.; Nsiangango, S.E.; Vandepitte, L.; Wambiji, N.; Zamouri, N. Jiddou, A.M. (Eds) (2026). African Register of Marine Species. Graptolithoidea. Accessed at: https://marinespecies.org/afremas/aphia.php?p=taxdetails&id=579849 on 2026-08-07
basis of recordBeklemishev, V.N. 1951. Toward the building of system of animals. Deuterostomia, their origin and composition. [in Russian]. - Uspekhi Sovremennoy Biologii 32, 256-270.[details]
Present Inaccurate Introduced: alien Containing type locality