Topsent, E. (1904). Spongiaires des Açores. Résultats des campagnes scientifiques accomplies par le Prince Albert I. Monaco. 25: 1-280, pls 1-18., available online athttps://biodiversitylibrary.org/page/40603003 page(s): 72-73 [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. Erylus granularis Topsent, 1904. Accessed through: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2025) European Register of Marine Species at: http://www.marbef.org/data/aphia.php?p=taxdetails&id=134014 on 2025-05-29
Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvanitidis, C.; Appeltans, W. (2025). European Register of Marine Species. Erylus granularis Topsent, 1904. Accessed at: http://www.marbef.org//www.marbef.org/data/aphia.php?p=taxdetails&id=134014 on 2025-05-29
original descriptionTopsent, E. (1904). Spongiaires des Açores. Résultats des campagnes scientifiques accomplies par le Prince Albert I. Monaco. 25: 1-280, pls 1-18., available online athttps://biodiversitylibrary.org/page/40603003 page(s): 72-73 [details]
additional sourceCárdenas, P.; Xavier, J.R.; Reveillaud, J.; Schander, C.; Rapp, H.T. (2011). Molecular Phylogeny of the Astrophorida (Porifera, Demospongiaep) Reveals an Unexpected High Level of Spicule Homoplasy. PLoS ONE. 6 (4), e18318., available online athttps://doi.org/10.1371/journal.pone.0018318 note: COI and 28S (C1-D2) sequenced [details]
additional sourceVan Soest, R.W.M. (2001). Porifera, in: Costello, M.J. et al. (Ed.) (2001). European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification. Collection Patrimoines Naturels. 50: 85-103. (look up in RoR) [details]