1. Species Hymedesmia (Hymedesmia) baculifera (Topsent, 1901)
2. Species Hymedesmia (Hymedesmia) cohesibacilla Goodwin & Picton, 2009
3. Species Hymedesmia (Hymedesmia) cratera Goodwin & Picton, 2009
4. Species Hymedesmia (Hymedesmia) crux (Schmidt, 1875)
5. Species Hymedesmia (Hymedesmia) curvichela Lundbeck, 1910
6. Species Hymedesmia (Hymedesmia) digitata Lundbeck, 1910
7. Species Hymedesmia (Hymedesmia) helgae Stephens, 1916
8. Species Hymedesmia (Hymedesmia) jecusculum (Bowerbank, 1866)
9. Species Hymedesmia (Hymedesmia) koehleri (Topsent, 1896)
10. Species Hymedesmia (Hymedesmia) lenta Descatoire, 1966
11. Species Hymedesmia (Hymedesmia) longistylus Lundbeck, 1910
12. Species Hymedesmia (Hymedesmia) minuta Alander, 1935
13. Species Hymedesmia (Hymedesmia) mucronata (Topsent, 1904)
14. Species Hymedesmia (Hymedesmia) mutabilis (Topsent, 1904)
15. Species Hymedesmia (Hymedesmia) nummulus Lundbeck, 1910
16. Species Hymedesmia (Hymedesmia) occulta Bowerbank in Norman, 1869
17. Species Hymedesmia (Hymedesmia) pansa Bowerbank, 1882
18. Species Hymedesmia (Hymedesmia) paupertas (Bowerbank, 1866)
19. Species Hymedesmia (Hymedesmia) peachii Bowerbank, 1882
20. Species Hymedesmia (Hymedesmia) pilata Bowerbank, 1882
21. Species Hymedesmia (Hymedesmia) procumbens Lundbeck, 1910
22. Species Hymedesmia (Hymedesmia) rathlinia Goodwin & Picton, 2009
23. Species Hymedesmia (Hymedesmia) similis Lundbeck, 1910
24. Species Hymedesmia (Hymedesmia) spinosa Stephens, 1916
25. Species Hymedesmia (Hymedesmia) stellifera Goodwin & Picton, 2009
26. Species Hymedesmia (Hymedesmia) truncata Lundbeck, 1910
27. Species Hymedesmia (Hymedesmia) umbelliformis Goodwin & Picton, 2009
28. Species Hymedesmia (Hymedesmia) veneta (Schmidt, 1862)
29. Species Hymedesmia (Hymedesmia) versicolor (Topsent, 1893)
30. Species Hymedesmia (Hymedesmia) williami Van Soest & Hooper, 2020
31. Species Hymedesmia (Hymedesmia) zetlandica Bowerbank, 1864
32. Species Hymedesmia (Hymedesmia) tenuicula Lundbeck, 1910 accepted as Hymedesmia (Hymedesmia) williami Van Soest & Hooper, 2020 (preoccupied)

marine, brackish, fresh, terrestrial

recent only

Bowerbank, J.S. (1864). A Monograph of the British Spongiadae.Volume 1. (Ray Society: London): i-xx, 1-290, pls I-XXXVII. , available online at https://biodiversitylibrary.org/page/1883085 [details] 

(of Hymedesmia Bowerbank, 1864) Bowerbank, J.S. (1864). A Monograph of the British Spongiadae.Volume 1. (Ray Society: London): i-xx, 1-290, pls I-XXXVII. , available online at https://biodiversitylibrary.org/page/1883085 [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) Bowerbank, 1864. Accessed through: The UK Marine Environmental Data and Information Network (2025) Marine Species of the British Isles and Adjacent Seas (MSBIAS): a checklist of species derived from the UNICORN and Marine Recorder applications at: https://www.marinespecies.org/msbias/aphia.php?p=taxdetails&id=169134 on 2025-05-24

The UK Marine Environmental Data and Information Network (2025). Marine Species of the British Isles and Adjacent Seas (MSBIAS): a checklist of species derived from the UNICORN and Marine Recorder applications. Hymedesmia (Hymedesmia) Bowerbank, 1864. Accessed at: https://www.marinespecies.org/Msbias/aphia.php?p=taxdetails&id=169134 on 2025-05-24

[taxonomic tree]