# Myzostoma

Myzostoma is a genus of marine worms in the family Myzostomatidae. They are parasitic on crinoids.

## Species

The following species are classified in this genus:
* Myzostoma abundans Graff, 1883
* Myzostoma adhaerens Remscheid, 1918
* Myzostoma agassizii Graff, 1883
* Myzostoma alatum Graff, 1884
* Myzostoma ambiguum Graff, 1887
* Myzostoma antarcticum Stummer-Traunfels, 1908
* Myzostoma antennatum Graff, 1884
* Myzostoma areolatum Graff, 1883
* Myzostoma armatae Grygier, 1989
* Myzostoma aruense Remscheid, 1918
* Myzostoma asymmetricum Graff, 1884
* Myzostoma atrum Atkins, 1927
* Myzostoma attenuatum Grygier, 1989
* Myzostoma australe Rouse, 2003
* Myzostoma beardi Graff, 1887
* Myzostoma belli Wheeler, 1897
* Myzostoma bicaudatum Greeff, 1883
* Myzostoma bicorne Remscheid, 1918
* Myzostoma bocki Jägersten, 1937
* Myzostoma brachiatum Graff, 1877
* Myzostoma brevicirrum Graff, 1884
* Myzostoma brevilobatum Jägersten, 1937
* Myzostoma brevipes Graff, 1883
* Myzostoma bucchichii Wagner, 1887
* Myzostoma calycotyle Graff, 1884
* Myzostoma capitocutis Eeckhaut, VandenSpiegel & Grygier, 1994
* Myzostoma caribbeanum Graff, 1883
* Myzostoma carinatum Graff, 1883
* Myzostoma carpenteri Graff, 1884
* Myzostoma cerriferoidum McClendon, 1907
* Myzostoma chelonium McClendon, 1906
* Myzostoma chelonoidium McClendon, 1906
* Myzostoma chinesicum Graff, 1884
* Myzostoma circinatum Wheeler, 1897
* Myzostoma cirricostatum Jägersten, 1937
* Myzostoma cirriferum Leuckart, 1836
* Myzostoma cirripedium Graff, 1885
* Myzostoma clarki McClendon, 1906
* Myzostoma compressum Graff, 1884
* Myzostoma coriaceum Graff, 1884
* Myzostoma cornutum Graff, 1877
* Myzostoma coronatum Graff, 1884
* Myzostoma costatum Leuckart, 1830
* Myzostoma crenatum Graff, 1883
* Myzostoma cristatum Remscheid, 1918
* Myzostoma cryptopodium Wheeler, 1897
* Myzostoma cubanum McClendon, 1907
* Myzostoma cuniculus Eeckhaut, Grygier & Deheyn, 1998
* Myzostoma cysticolum Graff, 1883
* Myzostoma deani McClendon, 1906
* Myzostoma deformator Graff, 1884
* Myzostoma dentatum Graff, 1884
* Myzostoma divisor Grygier, 1989
* Myzostoma dubium Graff, 1887
* Myzostoma echinus Graff, 1884
* Myzostoma elegans Graff, 1877
* Myzostoma elongatum Graff, 1877
* Myzostoma eremita Wheeler, 1897
* Myzostoma evermanni McClendon, 1907
* Myzostoma excisum Graff, 1883
* Myzostoma fasciatum Remscheid, 1918
* Myzostoma filicauda Graff, 1883
* Myzostoma fimbriatum Graff, 1884
* Myzostoma fisheri Wheeler, 1905
* Myzostoma fissum Graff, 1884
* Myzostoma folium Graff, 1884
* Myzostoma furcatum Graff, 1887
* Myzostoma fuscomaculatum Lanterbecq, Hempson, Griffiths & Eeckhaut, 2008
* Myzostoma gardineri Atkins, 1927
* Myzostoma gerlachei Fauvel, 1936
* Myzostoma giganteum Nansen, 1885
* Myzostoma gigas Luetken in Graff, 1884
* Myzostoma glabrum Leuckart in Graff, 1877
* Myzostoma gopalai Subramaniam in George, 1943
* Myzostoma graffi Nansen, 1885
* Myzostoma holotuberculatum Jägersten, 1940
* Myzostoma horologium Graff, 1884
* Myzostoma ijimai Hara & Okada, 1921
* Myzostoma inflator Graff, 1883
* Myzostoma ingolfi Jägersten, 1940
* Myzostoma insigne Atkins, 1927
* Myzostoma intermedium Graff, 1884
* Myzostoma irregulare Graff, 1883
* Myzostoma japonicum McClendon, 1906
* Myzostoma josefinae Summers & Rouse in Summers, Al-Hakim & Rouse, 2014
* Myzostoma khanhkhoaensis Kolbasova & Mekhova, 2019
* Myzostoma kymae Summers & Rouse in Summers, Al-Hakim & Rouse, 2014
* Myzostoma labiatum Graff, 1884
* Myzostoma laingense Eeckhaut, Grygier & Deheyn, 1998
* Myzostoma lobatum Graff, 1877
* Myzostoma longimanum Jägersten, 1934
* Myzostoma longipes Graff, 1883
* Myzostoma longitergum Eeckhaut, Grygier & Deheyn, 1998
* Myzostoma luetkeni Graff, 1884
* Myzostoma maculatum Jägersten, 1937
* Myzostoma marginatum Graff, 1883
* Myzostoma mertoni Remscheid, 1918
* Myzostoma metacrini McClendon, 1906
* Myzostoma moebianum Graff, 1884
* Myzostoma mortenseni Jägersten, 1940
* Myzostoma murrayi Graff, 1883
* Myzostoma nanseni Graff, 1887
* Myzostoma nigrescens Graff, 1884
* Myzostoma nigromaculatum Eeckhaut, Grygier & Deheyn, 1998
* Myzostoma oblongum Graff, 1883
* Myzostoma pallidum Graff, 1877
* Myzostoma parasiticum Leuckart, 1827
* Myzostoma pentacrini Graff, 1884
* Myzostoma pictum Graff, 1883
* Myzostoma platypus Graff, 1887
* Myzostoma plicatum Graff, 1884
* Myzostoma pluvinar von Graff, 1884
* Myzostoma polycyclus Atkins, 1927
* Myzostoma pottsi Atkins, 1927
* Myzostoma pseudocuniculus Lanterbecq & Eeckhaut, 2003
* Myzostoma pseudogigas Jägersten, 1940
* Myzostoma pulvinar Graff, 1884
* Myzostoma quadricaudatum Graff, 1884
* Myzostoma quadrifilum Graff, 1884
* Myzostoma radiatum Graff in Clark, 1921
* Myzostoma robustum Okada, 1921
* Myzostoma rotundum Graff, 1883
* Myzostoma rubrofasciatum Graff, 1884
* Myzostoma schultzeanum Diesing, 1858
* Myzostoma seymourcollegiorum Rouse & Grygier, 2005 (note that this species has not been verified by a taxonomic editor)
* Myzostoma smithi McClendon, 1906
* Myzostoma stochoeides Atkins, 1927
* Myzostoma striata George, 1943
* Myzostoma sulcatum Remscheid, 1918
* Myzostoma taeniatum Remscheid, 1918
* Myzostoma tentaculatum Jägersten, 1940
* Myzostoma tenuispinum Graff, 1884
* Myzostoma terminale Jägersten, 1937
* Myzostoma testudo Graff, 1883
* Myzostoma thompsoni Diesing, 1858
* Myzostoma toliarense Lanterbecq & Eeckhaut, 2003
* Myzostoma triste Graff, 1887
* Myzostoma tuberculatum Jägersten, 1937
* Myzostoma tuberculosum Semper, 1859
* Myzostoma vastum Graff, 1883
* Myzostoma verrucosum Graff, 1877
* Myzostoma vincentinum Reichensperger, 1906
* Myzostoma viride Atkins, 1927
* Myzostoma wheeleri McClendon, 1906
* Myzostoma willemoesii Graff, 1884
* Myzostoma wyvillethompsoni Graff, 1884

## Synonyms

According to the World Register of Marine Species, the genus Myzostomun is a synonym of this genus.