(of)Ijima, I. (1896). Notice of New Hexactinellida from Sagami Bay. <em>Zoologischer Anzeiger.</em> 19 (504): 249-254. page(s): 253-254 [details]
de Voogd, N.J.; Alvarez, B.; Boury-Esnault, N.; Cárdenas, P.; Díaz, M.-C.; Dohrmann, M.; Downey, R.; Goodwin, C.; Hajdu, E.; Hooper, J.N.A.; Kelly, M.; Klautau, M.; Lim, S.C.; Manconi, R.; Morrow, C.; Pinheiro, U.; Pisera, A.B.; Ríos, P.; Rützler, K.; Schönberg, C.; Turner, T.; Vacelet, J.; van Soest, R.W.M.; Xavier, J. (2025). World Porifera Database. Scyphidium longispinum (Ijima, 1896). Accessed through: Glover, A.G.; Higgs, N.; Horton, T. (2025) World Register of Deep-Sea species (WoRDSS) at: https://www.marinespecies.org/deepsea/aphia.php?p=taxdetails&id=172117 on 2026-07-10
Glover, A.G.; Higgs, N.; Horton, T. (2026). World Register of Deep-Sea species (WoRDSS). Scyphidium longispinum (Ijima, 1896). Accessed at: https://marinespecies.org/deepsea/aphia.php?p=taxdetails&id=172117 on 2026-07-10
original description(of)Ijima, I. (1896). Notice of New Hexactinellida from Sagami Bay. <em>Zoologischer Anzeiger.</em> 19 (504): 249-254. page(s): 253-254 [details]
basis of recordIjima, I. (1904). Studies on the Hexactinellida. Contribution IV. (Rossellidae). <em>Journal of the College of Sciences, Imperial University of Tokyo.</em> 18 (7): 1-307, pls I-XXIII. page(s): 22-31 [details]
source of synonymySchulze, F.E. (1900). Die Hexactinelliden. Pp. 85-108, pls I-IV. <i>In</i>: Römer, F. & Schaudinn, F. (Eds), Fauna Arctica. Eine Zusammenstellung der arktischen Tierformen mit besonderer Berücksichtigung des Spitzbergen-Gebietes auf Grund der Ergebnisse der Deutschen Expedition in das Nördliche Eismeer im Jahre 1898. Band 1 (1). [details]
Present Inaccurate Introduced: alien Containing type locality