Macrostomidae (cont.)

Macrostomum bicurvistyla Armonies & Hellwig, 1987

Macrostomum brevituba Armonies & Hellwig, 1987

Macrostomum burti Ax & Armonies, 1987

Omalostomum groenlandicum (Steinböck, 1935)

Omalostomum claparedii (Van Beneden, 1870)

Omalostomum schultzii (Claparede, 1863)

Psammomacrostomum equicaudum Ax, 1966

Psammomacrostomum turbanelloides Karling, 1974

Antromacrostomum armatum Faubel, 1974

Siccomacrostomum triviale Schmidt & Sopott-Ehlers, 1976

Dolichomacrostomidae

Myozonaria fissipara Janssen, Vizoso, Schulte, Littlewood, Waeschenbach, Schärer, 2015

Myozonaria bistylifera Rieger, 1968

Myozonaria arcassonensis Rieger, 1971

Myozonaria ascia Sopott-Ehlers & Schmidt, 1974

Myozonaria falcis Sopott-Ehlers, 1976

Myozonaria jenneri Rieger & Tyler, 1974

Myomacrostomum rubrioculum Janssen, Vizoso, Schulte, Littlewood, Waeschenbach, Schärer, 2015

Myomacrostomum bichaeta Rieger, 1986

Myomacrostomum unichaeta Rieger, 1986

Dolichomacrostominae

Dolichomacrostomum uniporum Luther, 1947

Cylindromacrostomum formosae Schockaert, 2014

Cylindromacrostomum riegeri Schockaert, 2014

Cylindromacrostomum notandum (Ax, 1951)

Cylindromacrostomum mediterraneum (Ax, 1955)

Austromacrostomum arumoidicornum Janssen, Vizoso, Schulte, Littlewood, Waeschenbach, Schärer, 2015

Austromacrostomum pedistylum Armonies, 2023

Austromacrostomum mortenseni (Marcus, 1950)

Megamorion brevicauda Rieger & Sterrer, 1968

Paramacrostomum tricladoides Riedel, 1932

Paromalostomum scilliensis Faubel & Warwick, 2005

Paromalostomum dubium (de Beauchamp, 1927)

Paromalostomum atratum Rieger, 1971

Paromalostomum coronum Spurr, 1983

Paromalostomum fusculum Ax, 1952

Paromalostomum massiliensis Rieger, 1971

Paromalostomum minutum Rieger, 1971

Paromalostomum parvum Rieger, 1971

Paromalostomum proceracauda Pawlak, 1969

Paromalostomum subflavum Sopott-Ehlers & Schmidt, 1974

Meiocheta spiralis (Ax, 1952)

Karlingiinae

Karlingia septentrionalis Armonies, 2020

Karlingia lutheri (Marcus, 1948)

Paramyozonaria riegeri Sopott-Ehlers & Schmidt, 1974

Paramyozonaria bermudensis Rieger, 1971

Paramyozonaria simplex Rieger & Tyler, 1974

Acanthomacrostomum spiculiferum Papi & Swedmark, 1959

Acanthomacrostomum gerlachi Ax, 1971

Bathymacrostominae

Bathymacrostomum spirale Faubel, 1977

Microstomidae

Microstomum bispiralis Stirewalt, 1937

Microstomum edmondi Atherton & Jondelius, 2018

Microstomum laurae Atherton & Jondelius, 2018

Microstomum sinensis Wang & Lin, 2017

Microstomum artoisi Atherton & Jondelius, 2018

Microstomum tchaikovskyi Atherton & Jondelius, 2018

Microstomum zicklerorum Atherton & Jondelius, 2018

Microstomum afzelii Atherton & Jondelius, 2019

Microstomum curinigalletti Atherton & Jondelius, 2019

Microstomum inexcultus Atherton & Jondelius, 2019

Microstomum lotti Atherton & Jondelius, 2019

Microstomum marisrubri Atherton & Jondelius, 2019

Microstomum schultei Atherton & Jondelius, 2019

Microstomum weberi Atherton & Jondelius, 2019

Microstomum compositum (Metschnikoff, 1861)

Microstomum proliferum (Busch, 1851)

Microstomum spirale Armonies, 2023

Microstomum semicirculare Armonies, 2023

Microstomum lineare (Müller, 1773)

Microstomum bioculatum Faubel, 1984

Microstomum breviceps Marcus, 1951

Microstomum canum Fuhrmann, 1894

Microstomum coerulescens (Schmarda, 1859)

Microstomum crildensis Faubel, 1984

Microstomum davenporti Graff, 1911

Microstomum dermophthalmum Riedel, 1932

Microstomum gabriellae Marcus, 1950

Microstomum groenlandicum Levinsen, 1879

Microstomum jenseni Riedel, 1932

Microstomum littorale Ørsted, 1845

Microstomum lucidum Fuhrmann, 1898

Microstomum melanophthalmum Steinböck, 1933

Microstomum mortenseni Riedel, 1932

Microstomum mundum Graff, 1905

Microstomum ornatum Uljanin, 1870

Microstomum papillosum Graff, 1882

Microstomum paradii Graff, 1913

Microstomum philadelphicum Leidy, 1852

Microstomum punctatum Dorner, 1902

Microstomum rhabdotum Marcus, 1951

Microstomum rubromaculatum Graff, 1882

Microstomum septentrionale Sabussow, 1900

Microstomum spiculifer Faubel, 1974

Microstomum spiriferum Westblad, 1953

Microstomum trichotum Marcus, 1950

Microstomum ulum Marcus, 1950

Microstomum album (Attems, 1897)

Myozonella microstomoidis Beklemischev, 1955

Haplopharyngidae

Haplopharynx papii Schockaert, 2014

Haplopharynx rostratus Meixner, 1938

Haplopharynx quadristimulus Ax, 1971

Protomonotresidae

Protomonotresis centrophora Reisinger, 1924