Scientific Name	English Name	Distribution	Max. Length (cm)	Year
Arabella coeca		Northeast Atlantic and th		1940
Arabella dubia		Eastern Pacific		1922
Arabella endonata		Eastern Pacific
Arabella geniculata		Western Indian Ocean, Nor		1868
Arabella iricolor	Opal worm	Indo-Pacific, Atlantic, A		1804
Arabella iridescens		Eastern Central Pacific		1906
Arabella logani		Western Indian Ocean		1924
Arabella maculosa		Western Central Atlantic		1900
Arabella mimetica		Western Central Atlantic
Arabella monroi		Eastern Pacific		1989
Arabella mutans		Indo-Pacific and Atlantic		1919
Arabella novecrinita		Western Central Atlantic		1924
Arabella nultidentata		Western Central Atlantic		1887
Arabella pectinata		Eastern Pacific		1970
Arabella protomutans		Southeast Pacific and Sou		1990
Arabella semimaculata		Eastern Pacific		1911
Biborin ecbola		Eastern Pacific		1919
Drilognathus capensis		Eastern Pacific
Drilonareis benedicti		Western Central Atlantic		1956
Drilonareis brunnea		Western Central Atlantic		1921
Drilonareis cylindrica		Western Central Atlantic		1951
Drilonareis debilis		Western Central Atlantic		1887
Drilonareis longa		Western Central Atlantic		1879
Drilonareis magnavena		Western Central Atlantic		1887
Drilonareis spatula		Western Central Atlantic		1911
Drilonereis brattstroemi		Western Central Atlantic		1972
Drilonereis caulleryi		Arctic and Northwest Atla
Drilonereis falcata		Indo-Pacific.		1911
Drilonereis filum		Indo-Pacific and the Medi		1870
Drilonereis forcipes		Eastern Pacific		1944
Drilonereis logani		Indo-West Pacific.		1924
Drilonereis longa		Western Central Atlantic
Drilonereis magna	Threadworm	Arctic and Northwest Atla
Drilonereis mexicana		Eastern Pacific		1970
Drilonereis monroi		Southeast Atlantic and We		1960
Drilonereis nuda		Eastern Pacific		1909
Drilonereis pinnata		Eastern Pacific		1911
Drilonereis planiceps		Western Central Pacific		1878
Drilonereis robustus		Northwest Pacific		1903
Drilonereis similis		Northwest Pacific		1921
Drilonereis spatula		Western Central Atlantic.		1921
Drilonereis tridentata		Western Indian Ocean		1965
Haematocleptes terebellides		Western Indian Ocean		1886
Halla parthenopeia		Eastern Pacific and the M		1828
Labrorostratus jonicus		Mediterranean Sea.		1961
Labrorostratus parasiticus		Northeast Atlantic.		1888
Labrorostratus zaragozensis		Eastern Pacific		1998
Notocirrus attenuatus		Eastern Pacific
Notocirrus biaciculus		Western Pacific		1968
Notocirrus californiensis		Eastern Pacific		1944
Notocirrus chilensis		Eastern Pacific		1861
Notocirrus japonicus		Western Central Pacific		1939
Notocirrus scoticus		Mediterranean Sea.		1869
Notopsilus acutus		Mediterranean Sea.
Oenone fulgida		Indo-Pacific, Western Cen	12 BL	1820
Oenone julgida		Western Pacific		1818
Oligognathus bonelliae		Mediterranean Sea.
Oligognathus parasiticus		Mediterranean Sea.		1909

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Species Identification: Find Species

Family: Oenonidae (See list of species below)

Family: Oenonidae

(See list of species below)