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Porifera taxon detailsHymedesmia (Hymedesmia) helgae Stephens, 1916
133581 (urn:lsid:marinespecies.org:taxname:133581)
accepted
Species
Hymedesmia helgae Stephens, 1916 · alternative representation (subgenus assignment)
marine,
recent only
(of Hymedesmia helgae Stephens, 1916) Stephens, J. (1916). Preliminary Notice of some Irish Sponges. The Monaxonellida (Suborder Sigmatomonaxonellida) obtained by the Fisheries Branch of the Department of Agriculture and Technical Instruction, Ireland. <em>Annals and Magazine of Natural History.</em> (8) 17: 232-242., available online at https://doi.org/10.1080/00222931508693773
page(s): 236-237 [details]  (of Hymedesmia helgae Stephens, 1916) Stephens, J. (1921 [1920]). Sponges of the Coasts of Ireland. II. The Tetraxonida (concluded). <em>Scientific Investigations of the Fisheries Branch. Department of Agriculture for Ireland.</em> 1920 (2): 1-75, pls I-VI. page(s): 40-41 [details]
Type locality contained in Celtic Seas
type locality contained in Celtic Seas [from synonym] [view taxon] [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. Hymedesmia (Hymedesmia) helgae Stephens, 1916. Accessed at: https://www.marinespecies.org/porifera/porifera.php?p=taxdetails&id=133581 on 2026-08-13
Date action by
original description
(of Hymedesmia helgae Stephens, 1916) Stephens, J. (1916). Preliminary Notice of some Irish Sponges. The Monaxonellida (Suborder Sigmatomonaxonellida) obtained by the Fisheries Branch of the Department of Agriculture and Technical Instruction, Ireland. <em>Annals and Magazine of Natural History.</em> (8) 17: 232-242., available online at https://doi.org/10.1080/00222931508693773
page(s): 236-237 [details] original description (of Hymedesmia helgae Stephens, 1916) Stephens, J. (1921 [1920]). Sponges of the Coasts of Ireland. II. The Tetraxonida (concluded). <em>Scientific Investigations of the Fisheries Branch. Department of Agriculture for Ireland.</em> 1920 (2): 1-75, pls I-VI. page(s): 40-41 [details] additional source Van Soest, R.W.M. (2001). Porifera, <b><i>in</i></b>: Costello, M.J. <i>et al.</i> (Ed.) (2001). <i>European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification</i>. <em>Collection Patrimoines Naturels.</em> 50: 85-103. (look up in IMIS) [details] additional source (of Hymedesmia helgae Stephens, 1916) Burton, M. (1930). Additions to the Sponge Fauna at Plymouth. <em>Journal of the Marine Biological Association of the United Kingdom.</em> 16(2): 489-507., available online at https://doi.org/10.1017/s0025315400072891 page(s): 501 [details]  Present Inaccurate Introduced: alien Containing type locality
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