Higher Classification: > Kingdom Animalia > Subkingdom Parazoa > Phylum Porifera > Subphylum Cellularia > Class Demospongiae > Subclass Heteroscleromorpha > Order Poecilosclerida > Family Acarnidae > Genus Iophon

Iophon nigricans (Bowerbank, 1858)

Rank: Species
Taxon Status: accepted

Original genus

Iophonopsis Dendy, 1924

Relationships towards this taxon

Genus group names

*Iophon*	Gray, 1867	accepted genus name
*Alebion*	Gray, 1867	synonym
*Iophonopsis*	Dendy, 1924	synonym

Species group names

*Iophon scandens*	(Bowerbank, 1866)	synonym

Vernaculars (+) (-)

English: yellow-fingered horny sponge sources: National General Status Working Group [Groupe de travail national sur la situation générale]. (2017). Standardized Common Names for Wild Species in Canada [Noms communs normalisés pour les espèces sauvages au Canada].

French: éponge noircissante

Literature

basis of record	Hooper, J.N.A. (2002 [2004]). Family Acarnidae Dendy, 1922. Pp. 412–431. In: Hooper, J.N.A.; Van Soest, R.W.M. (2002 [2004]). Systema Porifera. A Guide to the Classification of Sponges. (2 volumes). Kluwer Academic/Plenum Publ., New York. 1708+XLVIII. ISBN 978-1-4615-0747-5 (eBook electronic version).
basis of record	Hooper, J.N.A. (2002). Family Acarnidae Dendy, 1922. pp. 412-431. In: Hooper, J.N.A. & Van Soest, R.W.M. (eds.) Systema Porifera. Guide to the classification of sponges. Volume 1 (Kluwer Academic/ Plenum Publishers: New York, Boston, Dordrecht, London, Moscow).
additional source	Ferrer Hernández, F. (1914). Esponjas del Cantábrico. Parte 2. III. Myxospongida. IV. Tetraxonida. V. Triaxonida. Trabajos del Museo Nacional de Ciencias Naturales (Zoológica). 17: 1-46.
additional source	Le Mao, P.; Godet, L.; Fournier, J.; Desroy, D.; Gentil, F.; Thiébaud, E.; Poutinet, L.; Cabioch, L: Retière, C.; Chambers, P. (2020). Atlas de la faune marine invertébrée du golfe Normano-Breton Volume 5 - Autres espèces -. Éditions de la Station biologique de Roscoff, ISBN 82951802971. 308 pp.
additional source	Muller, Y. (2004). Faune et flore du littoral du Nord, du Pas-de-Calais et de la Belgique: inventaire. [Coastal fauna and flora of the Nord, Pas-de-Calais and Belgium: inventory]. Commission Régionale de Biologie Région Nord Pas-de-Calais: France. 307 pp.
additional source	Van 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.
additional source	Ackers, R.G.; Moss, D.; Picton, B.E. (1992). Sponges of the British Isles (‘Sponges V'). A Colour Guide and Working Document. Marine Conservation Society. 1-175.
additional source	Stephens, J. (1921 [1920]). Sponges of the Coasts of Ireland. II. The Tetraxonida (concluded). Scientific Investigations of the Fisheries Branch. Department of Agriculture for Ireland. 1920 (2): 1-75, pls I-VI.

Genbank

Citation

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. Iophon nigricans (Bowerbank, 1858). Via: Costello, M.J.; Bouchet, P.; Boxshall, G.; Arvantidis, C.; Appeltans, W. (2011) European Register of Marine Species, Accessed through PESI at http://www.eu-nomen.eu/portal/taxon.php?GUID=urn:lsid:marinespecies.org:taxname:132971