Kaliwatan sa muragwati ang Eusyllis maxima^[1]. Una ning gihulagway ni Alex K. Monro ni adtong 1930.^[2] Ang Eusyllis maxima sakop sa kahenera nga Eusyllis, ug kabanay nga Syllidae.^[1][3] Walay nalista nga matang nga sama niini.^[1]

1. ↑ ^{1.0 1.1 1.2} Roskov Y., Kunze T., Orrell T., Abucay L., Paglinawan L., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Decock W., De Wever A., Didžiulis V. (ed) (2019). "Species 2000 & ITIS Catalogue of Life: 2019 Annual Checklist". Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-884X. TaxonID: 54386033. Retrieved 2019-11-11. {{cite web}}: |author= has generic name (help)CS1 maint: multiple names: authors list (link)
2. ↑ Jiménez, M.; San Martín, G. ; López, E. (1995) Pionosyllis maxima Monro, 1930, P. anops Hartman, 1953, and P. epipharynx Hartman, 1953, redescribed as Eusyllis maxima (Monro, 1930), a new combination (Polychaeta: Syllidae: Eusyllinae) , Proceedings of the Biological Society of Washington. 108(3): 496-501
3. ↑ Read G. & Fauchald K. (eds). (2019). WoRMS Polychaeta: World Polychaeta database (version 2019-03-05). In: Species 2000 & ITIS Catalogue of Life, 2019 Annual Checklist (Roskov Y., Ower G., Orrell T., Nicolson D., Bailly N., Kirk P.M., Bourgoin T., DeWalt R.E., Decock W., Nieukerken E. van, Zarucchi J., Penev L., eds.). Digital resource at www.catalogueoflife.org/annual-checklist/2019. Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-884X.