Spirobranchus

Spirobranchus is the second largest genus of tube-building annelid fanworms in the family Serpulidae.

==Species== The species in the genus (World Register of Marine Species) include: Spirobranchus aloni Perry, Bronstein, Simon-Blecher, Atkins, Kupriyanova, ten Hove, Levy & Fine, 2018 Spirobranchus corniculatus (Grube, 1862) Spirobranchus latiscapus Marenzeller, 1885 Spirobranchus americanus (Day, 1973) Spirobranchus arabicus Monro, 1937 Spirobranchus baileybrockae Pillai. 2009 Spirobranchus cariniferus (Gray, 1843) Spirobranchus coronatus Straughan, 1967 Spirobranchus corrugatus Straughan, 1967 Spirobranchus decoratus Imajima, 1982 Spirobranchus dendropoma Mörch, 1863 Spirobranchus eitzeni Augener, 1918 Spirobranchus gardineri Pixell, 1913 Spirobranchus giganteus (Pallas, 1766) Spirobranchus incrassatus Krøyer in Mörch, 1863 Spirobranchus kraussii (Baird, 1865) Spirobranchus lamarcki (Quatrefages, 1866) Spirobranchus latiscapus (Marenzeller, 1885) Spirobranchus lima (Grube, 1862) Spirobranchus maldivensis Pixell, 1913 Spirobranchus minutus (Rioja, 1941) Spirobranchus murrayi Pillai, 2009 Spirobranchus nigranucha (Fischli, 1903) Spirobranchus paumotanus (Chamberlin, 1919) Spirobranchus polycerus (Schmarda, 1861) Spirobranchus polytrema (Philippi, 1844) Spirobranchus pseudopolytremus Pillai, 2009 Spirobranchus richardsmithi Pillai, 2009 Spirobranchus spinosus Moore, 1923 Spirobranchus taeniatus (Lamarck, 1818) Spirobranchus tenhovei Pillai, 2009 Spirobranchus tetraceros (Schmarda, 1861) Spirobranchus triqueter (Linnaeus, 1758) Spirobranchus zelandicus Pillai, 2009 Spirobranchus zibrowii Pillai, 2009