Sycon

{{short description|Genus of calcareous sponges in the family Sycettidae}} {{Automatic taxobox | image = Sycon_raphanus_Schmidt,_1862_et_Diplosoma_listerianum_(Milne-Edwards,_1841).jpg | image_caption = ''Sycon raphanus'' | taxon = Sycon | authority = Risso, 1826 | subdivision_ranks = Species | subdivision = See text | synonyms = {{hidden begin|title = List}} * ''Dunstervillia'' Bowerbank, 1845 * ''Homoderma'' Lendenfeld, 1885 * ''Leuckartea'' Haeckel, 1872 * ''Scypha'' Gray, 1821 * ''Streptoconus'' Jenkin, 1908 * ''Sycarium'' Haeckel, 1869 * ''Sycocystis'' Haeckel, 1870 * ''Sycodendron'' Haeckel, 1870 * ''Sycodendrum'' Haeckel, 1869 * ''Syconella'' Schmidt, 1868 * ''Sycortis'' Haeckel, 1872 * ''Sycum'' Agassiz, 1846 * ''Tenthrenodes'' Jenkin, 1908 {{hidden end}} }}

'''''Sycon''''' is a genus of calcareous sponges belonging to the family Sycettidae. These sponges are small, growing up to 7.5 cm with a length from 2.5 to 7.5 cm, and are tube-shaped and often white to cream in colour. They are known to aquarium hobbyists as "Pineapple" or "Q-Tip" sponges, and are frequent "hitchhikers" accidentally brought in.

==Species== The following species are recognised in the genus ''Sycon'':<ref>{{cite web |url=http://www.marinespecies.org/aphia.php?p=taxlist |title=WoRMS - World Register of Marine Species |website=www.marinespecies.org |access-date=20 March 2018}}</ref> *''Sycon abyssale'' Borojevic & raat-Kleeton, 1965 *''Sycon acanthoxea'' (Little, 1963) *''Sycon album'' Tanita, 1942 *''Sycon ampulla'' (Haeckel, 1870) *''Sycon antarcticum'' (Jenkin, 1908) *''Sycon arcticum'' (Haeckel, 1870) *''Sycon australe'' (Jenkin, 1908) *''Sycon avus'' Chagas & Cavalcanti, 2017 *''Sycon barbadense'' (Schuffner, 1877) *''Sycon bellum'' Chagas & Cavalcanti, 2017 *''Sycon boreale'' (Schuffner, 1877) *''Sycon brasiliense'' Borojevic, 1971 *''Sycon calcaravis'' Hozawa, 1929 *''Sycon caminatum'' Thacker, 1908 *''Sycon capricorn'' Wörheide & Hooper, 2003 *''Sycon carteri'' Dendy, 1893 *''Sycon ciliatum'' (Fabricius, 1780) *''Sycon coactum'' (Urban, 1906) *''Sycon compactum'' Lambe, 1893 *''Sycon conulosum'' Cóndor-Luján, Louzada, Hajdu & Klautau, 2018 *''Sycon cylindricum'' Tanita, 1942 *''Sycon defendens'' Borojevic, 1967 *''Sycon digitiforme'' Hozawa, 1929 *''Sycon dunstervillia'' (Haeckel, 1872) *''Sycon eglintonense'' Lambe, 1900 *''Sycon elegans'' (Bowerbank, 1845) *''Sycon ensiferum'' Dendy, 1893 *''Sycon escanabense'' Duplessis & Reiswig, 2000 *''Sycon faulkneri'' Ilan, Gugel, Galil & Janussen, 2003 *''Sycon formosum'' (Haeckel, 1870) *''Sycon frustulosum'' Borojevic & Peixinho, 1976 *''Sycon gelatinosum'' (Blainville, 1834) *''Sycon giganteum'' Dendy, 1893 *''Sycon globulatum'' Hozawa, 1929 *''Sycon grantioides'' Dendy, 1916 *''Sycon helleri'' (Lendenfeld, 1891) *''Sycon hozawai'' Breitfuss, 1932 *''Sycon huinayense'' Azevedo, Hajdu, Willenz & Klautau, 2009 *''Sycon humboldti'' Risso, 1826 type species *''Sycon inconspicuum'' (Lendenfeld, 1885) *''Sycon incrustans'' Breitfuss, 1898 *''Sycon karajakense'' Breitfuss, 1897 *''Sycon kerguelense'' Urban, 1908 *''Sycon lambei'' Dendy & Row, 1913 *''Sycon lendenfeldi'' Row & Hozawa, 1932 *''Sycon lingua'' (Haeckel, 1870) *''Sycon lunulatum'' (Haeckel, 1872) *''Sycon luteolum'' Tanita, 1942 *''Sycon magnapicale'' Cóndor-Luján, Louzada, Hajdu & Klautau, 2018 *''Sycon matsushimense'' Tanita, 1940 *''Sycon mexico'' Hozawa, 1940 *''Sycon minutum'' Dendy, 1893 *''Sycon misakiense'' Hozawa, 1929 *''Sycon mundulum'' Lambe, 1900 *''Sycon munitum'' Jenkin, 1908 *''Sycon natalense'' Borojevic, 1967 *''Sycon okadai'' Hozawa, 1929 *''Sycon ornatum'' Kirk, 1898 *''Sycon oscari'' Van Soest & De Voogd, 2018 *''Sycon parvulum'' (Preiwisch, 1904) *''Sycon pedicellatum'' Kirk, 1911 *''Sycon pentactinalis'' Rossi, Farina, Borojevic & Klautau, 2006 *''Sycon plumosum'' Tanita, 1943 *''Sycon proboscideum'' Breitfuss, 1898 *''Sycon proboscideum'' (Haeckel, 1870) *''Sycon protectum'' Lambe, 1896 *''Sycon pulchrum'' Tanita, 1943 *''Sycon quadrangulatum'' (Schmidt, 1868) *''Sycon ramsayi'' (Lendenfeld, 1885) *''Sycon raphanus'' Schmidt, 1862 *''Sycon rotundum'' Tanita, 1941 *''Sycon satsumense'' Hozawa, 1929 *''Sycon scaldiense'' (Van Koolwijk, 1982) *''Sycon schmidti'' (Haeckel, 1872) *''Sycon schuffneri'' Dendy & Row, 1913 *''Sycon setosum'' Schmidt, 1862 *''Sycon simushirense'' Hozawa, 1918 *''Sycon stauriferum'' (Preiwisch, 1904) *''Sycon subhispidum'' (Carter, 1886) *''Sycon sycandra'' (Lendenfeld, 1895) *''Sycon tuba'' Lendenfeld, 1891 *''Sycon urugamii'' Tanita, 1940 *''Sycon verum'' Row & Hozawa, 1931 *''Sycon vigilans'' Sarà & Gaino, 1971 *''Sycon villosum'' (Haeckel, 1870) *''Sycon yatsui'' Hozawa, 1929

==References== {{Reflist}}

Category:Leucosolenida Category:Sponge genera Category:Taxa described in 1826