1. Superfamily Ammotheoidea Dohrn, 1881
2. Superfamily Ascorhynchoidea Hoek, 1881
3. Superfamily Colossendeoidea Jarzynsky, 1870
4. Superfamily Phoxichilidioidea Sars, 1891
5. Superfamily Phoxichilidoidea Sars, 1891 accepted as Phoxichilidioidea Sars, 1891 (unaccepted > misspelling - incorrect subsequent spelling)
6. Superfamily Pycnogonoidea Pocock, 1904 accepted as Colossendeoidea Jarzynsky, 1870 (unaccepted > junior subjective synonym)

marine

Bamber, R.N.; El Nagar, A.; Arango, C.P.; Sabroux, R. (Eds) (2025). Pycnobase: World Pycnogonida Database. Eupantopodida. Accessed through: Costello, M. J.; Ahyong, S.; Bieler, R.; Boudouresque, C.; Desiderato, A.; Downey, R.; Galil, B. S.; Gollasch, S.; Hutchings, P.; Kamburska, L.; Katsanevakis, S.; Kupriyanova, E.; Lejeusne, C.; Ma, K. C. K.; Marchini, A.; Occhipinti, A.; Pagad, S.; Pino, L.; Poore, G. C. B.; Rewicz, T.; Rius, M.; Robinson, T. B.; Sobczyk, R.; Stepien, A.; Turon, X.; Valls Domedel, G.; Verleye, T.; Vieira, L. M.; Willan, R. C.; Zhan, A. (2025) World Register of Introduced Marine Species (WRiMS) at: https://www.marinespecies.org/introduced./aphia.php?p=taxdetails&id=379601 on 2025-05-31

Costello, M. J.; Ahyong, S.; Bieler, R.; Boudouresque, C.; Desiderato, A.; Downey, R.; Galil, B. S.; Gollasch, S.; Hutchings, P.; Kamburska, L.; Katsanevakis, S.; Kupriyanova, E.; Lejeusne, C.; Ma, K. C. K.; Marchini, A.; Occhipinti, A.; Pagad, S.; Pino, L.; Poore, G. C. B.; Rewicz, T.; Rius, M.; Robinson, T. B.; Sobczyk, R.; Stępień, A.; Turon, X.; Valls Domedel, G.; Verleye, T.; Vieira, L. M.; Willan, R. C.; Zhan, A. (2025). World Register of Introduced Marine Species (WRiMS). Eupantopodida. Accessed at: https://www.marinespecies.org/introduced%20/aphia.php?p=taxdetails&id=379601 on 2025-05-31

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