(of)Schulze, F.E. (1886). Über den Bau und das System der Hexactinelliden. <em>Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin (Physikalisch-Mathematische Classe).</em> 1-97. page(s): 45 [details]
(of)Schulze, F.E. (1887). Report on the Hexactinellida collected by H.M.S. ‘Challenger' during the years 1873-76. <em>Report on the Scientific Results of the Voyage of H.M.S. Challenger during the years 1873–76. Zoology.</em> 21 (part 53): 1-514, pl. 1-104., available online athttp://www.19thcenturyscience.org/HMSC/HMSC-Reports/Zool-53/README.htm page(s): 118-119 [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. Sympagella johnstoni (Schulze, 1886). Accessed through: Marine Species Traits editorial board (2025) Marine Species Traits at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=171964 on 2026-06-10
Marine Species Traits editorial board (2026). Marine Species Traits. Sympagella johnstoni (Schulze, 1886). Accessed at: https://www.marinespecies.org/traits/aphia.php?p=taxdetails&id=171964 on 2026-06-10
original description(of)Schulze, F.E. (1886). Über den Bau und das System der Hexactinelliden. <em>Abhandlungen der Königlichen Akademie der Wissenschaften zu Berlin (Physikalisch-Mathematische Classe).</em> 1-97. page(s): 45 [details]
original description(of)Schulze, F.E. (1887). Report on the Hexactinellida collected by H.M.S. ‘Challenger' during the years 1873-76. <em>Report on the Scientific Results of the Voyage of H.M.S. Challenger during the years 1873–76. Zoology.</em> 21 (part 53): 1-514, pl. 1-104., available online athttp://www.19thcenturyscience.org/HMSC/HMSC-Reports/Zool-53/README.htm page(s): 118-119 [details]
context source (Deepsea)Intergovernmental Oceanographic Commission (IOC) of UNESCO. The Ocean Biogeographic Information System (OBIS), available online athttp://www.iobis.org/[details]
basis of recordJanussen, D.; Tabachnick, K.R.; Tendal, O.S. (2004). Deep-sea Hexactinellida (Porifera) of the Weddell Sea. <em>Deep-Sea Research Part II.</em> 51: 1857-1882., available online athttps://doi.org/10.1016/j.dsr2.2004.07.018 page(s): 1873-1875 [details] Available for editors
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