Myzostoma is a genus of marine worms, which are which are parasitic on crinoids in the family Myzostomidae.
The following species are classified in this genus:
Myzostoma abundans Graff, 1883Myzostoma adhaerens Remscheid, 1918Myzostoma agassizii Graff, 1883Myzostoma alatum Graff, 1884Myzostoma ambiguum Graff, 1887Myzostoma antarcticum Stummer-Traunfels, 1908Myzostoma antennatum Graff, 1884Myzostoma areolatum Graff, 1883Myzostoma armatae Grygier, 1989Myzostoma aruense Remscheid, 1918Myzostoma asteriae Marenzeller, 1895Myzostoma asymmetricum Graff, 1884Myzostoma atrum Atkins, 1927Myzostoma attenuatum Grygier, 1989Myzostoma australe Rouse, 2003Myzostoma beardi Graff, 1887Myzostoma belli Wheeler, 1897Myzostoma bicaudatum Greeff, 1883Myzostoma bicorne Remscheid, 1918Myzostoma bocki Jägersten, 1937Myzostoma brachiatum Graff, 1877Myzostoma brevicirrum Graff, 1884Myzostoma brevilobatum Jägersten, 1937Myzostoma brevipes Graff, 1883Myzostoma bucchichii Wagner, 1887Myzostoma calycotyle Graff, 1884Myzostoma caribbeanum Graff, 1883Myzostoma carinatum Graff, 1883Myzostoma carpenteri Graff, 1884Myzostoma cerriferoidum McClendon, 1907Myzostoma chelonium McClendon, 1906Myzostoma chelonoidium McClendon, 1906Myzostoma chinesicum Graff, 1884Myzostoma circinatum Wheeler, 1897Myzostoma cirricostatum Jägersten, 1937Myzostoma cirriferum Leuckart, 1836Myzostoma cirripedium Graff, 1885Myzostoma clarki McClendon, 1906Myzostoma compressum Graff, 1884Myzostoma coriaceum Graff, 1884Myzostoma cornutum Graff, 1877Myzostoma coronatum Graff, 1884Myzostoma costatum Leuckart, 1830Myzostoma crenatum Graff, 1883Myzostoma cristatum Remscheid, 1918Myzostoma cryptopodium Wheeler, 1897Myzostoma cubanum McClendon, 1907Myzostoma cuniculus Eeckhaut, Grygier & Deheyn, 1998Myzostoma cysticolum Graff, 1883Myzostoma deani McClendon, 1906Myzostoma deformator Graff, 1884Myzostoma dentatum Graff, 1884Myzostoma divisor Grygier, 1989Myzostoma dubium Graff, 1887Myzostoma echinus Graff, 1884Myzostoma elegans Graff, 1877Myzostoma elongatum Graff, 1877Myzostoma eremita Wheeler, 1897Myzostoma evermanni McClendon, 1907Myzostoma excisum Graff, 1883Myzostoma fasciatum Remscheid, 1918Myzostoma filicauda Graff, 1883Myzostoma fimbriatum Graff, 1884Myzostoma fisheri Wheeler, 1905Myzostoma fissum Graff, 1884Myzostoma folium Graff, 1884Myzostoma furcatum Graff, 1887Myzostoma fuscomaculatum Lanterbecq, Hempson, Griffiths & Eeckhaut, 2008Myzostoma gardineri Atkins, 1927Myzostoma gerlachei Fauvel, 1936Myzostoma giganteum Nansen, 1885Myzostoma gigas Luetken in Graff, 1884Myzostoma glabrum Leuckart in Graff, 1877Myzostoma gopalai Subramaniam in George, 1943Myzostoma graffi Nansen, 1885Myzostoma holotuberculatum Jägersten, 1940Myzostoma horologium Graff, 1884Myzostoma ijimai Hara & Okada, 1921Myzostoma inflator Graff, 1883Myzostoma ingolfi Jägersten, 1940Myzostoma insigne Atkins, 1927Myzostoma intermedium Graff, 1884Myzostoma irregulare Graff, 1883Myzostoma japonicum McClendon, 1906Myzostoma labiatum Graff, 1884Myzostoma laingense Eeckhaut, Grygier & Deheyn, 1998Myzostoma lobatum Graff, 1877Myzostoma longimanum Jägersten, 1934Myzostoma longipes Graff, 1883Myzostoma longitergum Eeckhaut, Grygier & Deheyn, 1998Myzostoma luetkeni Graff, 1884Myzostoma maculatum Jägersten, 1937Myzostoma marginatum Graff, 1883Myzostoma mertoni Remscheid, 1918Myzostoma metacrini McClendon, 1906Myzostoma moebianum Graff, 1884Myzostoma mortenseni Jägersten, 1940Myzostoma murrayi Graff, 1883Myzostoma nanseni Graff, 1887Myzostoma nigrescens Graff, 1884Myzostoma nigromaculatum Eeckhaut, Grygier & Deheyn, 1998Myzostoma oblongum Graff, 1883Myzostoma pallidum Graff, 1877Myzostoma parasiticum Leuckart, 1827Myzostoma pentacrini Graff, 1884Myzostoma pictum Graff, 1883Myzostoma platypus Graff, 1887Myzostoma plicatum Graff, 1884Myzostoma pluvinar von Graff, 1884Myzostoma polycyclus Atkins, 1927Myzostoma pottsi Atkins, 1927Myzostoma pseudocuniculus Lanterbecq & Eeckhaut, 2003Myzostoma pseudogigas Jägersten, 1940Myzostoma pulvinar Graff, 1884Myzostoma quadricaudatum Graff, 1884Myzostoma quadrifilum Graff, 1884Myzostoma radiatum Graff in Clark, 1921Myzostoma robustum Okada, 1921Myzostoma rotundum Graff, 1883Myzostoma rubrofasciatum Graff, 1884Myzostoma schultzeanum Diesing, 1858Myzostoma seymourcollegiorum Rouse & Grygier, 2005 (note that this species has not been verified by a taxonomic editor)Myzostoma smithi McClendon, 1906Myzostoma stochoeides Atkins, 1927Myzostoma striata George, 1943Myzostoma sulcatum Remscheid, 1918Myzostoma taeniatum Remscheid, 1918Myzostoma tentaculatum Jägersten, 1940Myzostoma tenuispinum Graff, 1884Myzostoma terminale Jägersten, 1937Myzostoma testudo Graff, 1883Myzostoma thompsoni Diesing, 1858Myzostoma toliarense Lanterbecq & Eeckhaut, 2003Myzostoma triste Graff, 1887Myzostoma tuberculatum Jägersten, 1937Myzostoma tuberculosum Semper, 1859Myzostoma vastum Graff, 1883Myzostoma verrucosum Graff, 1877Myzostoma vincentinum Reichensperger, 1906Myzostoma viride Atkins, 1927Myzostoma wheeleri McClendon, 1906Myzostoma willemoesii Graff, 1884Myzostoma wyvillethompsoni Graff, 1884According to the World Register of Marine Species, the genus Myzostomun is a synonym of this genus.