History of
  Turbellarian Research
      compiled by Steve Schilling
  Bulbotoplana acephala Ax, 1956
  Axiutelga aculeata (Ax, 1959)
  Itaipusa aculeata (Ax, 1959)
  Utelga aculeata Ax, 1959
  Cirrifera aculeata (Ax, 1951)
  Coelogynopora aculeata Ax, 1951
  Xenotoplana acus Ax, Weidemann & Ehlers, 1978
  Macrostomum acutum Ax, 2008
  Thalassotyphloplanida Adenorhynchidae Ax & Heller, 1970
  Promesostomidae Adenorhynchinae Ax & Heller, 1970
  Pogaina alaskana Ax & Armonies, 1990
  Ptychopera alaskana Ax & Armonies, 1990
  Promesostoma alaskanum Ax & Armonies, 1990
  Otoplaninae Alaskaplana Ax & Armonies, 1990
Vannuccia tripapillosa americana Ax & Sopott-Ehlers, 1979
  Maehrenthalia americana Ax & Armonies, 1990
  Otoplaninae Americanaplana Ax & Ax, 1967
  Proxenetes ampullatus Ax, 1971
  (Paraxenetes) ampullatus Ax, 1971
  Baicalellia anchoragensis Ax & Armonies, 1990
  Proxenetes angustus Ax, 1951
  Pogaina annulata Ax, 1970
  Proxenetes (Apoxinetes) Ax, 1971
  Promonotus arcassonensis Ax, 1959
  Archiloinae Archilina Ax, 1959
  Proxenetes (Archixenetes) Ax, 1971
  Archotoplaninae Archotoplana Ax, 1956
  Otoplanidae Archotoplaninae Ax, 1956
  Proxenetes arctica Ax & Armonies, 1990
  Haplogonaria arenaria (Ax, 1959)
  Mecynostomum arenarium Ax, 1959
  Itaspiella armata (Ax, 1951)
  Otoplana armata Ax, 1951
  Dicoelandropora atriopapillata Ax, 1956
  Isodiametridae Baltalimania Ax, 1959
  Convolutidae Baltalimania Ax, 1959
  Baicalellia beauchampi (Ax, 1956)
  Canetellia beauchampi Ax, 1956
  Macrostomum bellebaruchae Ax, 2008
  Minona bermudensis Ax & Sopott-Ehlers, 1985
  Parotoplana bermudensis Ax & Sopott-Ehlers, 1987
Duplominona canariensis bermudiensis Ax & Sopott-Ehlers, 1985
  Ceratopera bifida Ehlers & Ax, 1974
  Promesostoma bilobatum Ax & Armonies, 1987
  Promesostoma bipartitum Ax, 1956
  Paraplana biscayensis Ax, 1956
  Psammopolycystis biscayensis Ax, 2011
  Galapagoplana bituba Ax & Ax, 1974
  Otoplana bosporana Ax, 1959
  Bulbotoplaninae Bulbotoplana Ax, 1956
  Otoplanidae Bulbotoplaninae Ax, 1956
  Macrostomum burti Ax & Armonies, 1987
  Prognathorhynchus busheki Ax, 1997
  Macrostomum calcaris Ax, 2008
  Diascorhynchus caligatus Ax, 1959
  Promesostoma caligulatum Ax, 1952
  Baicalellia canadensis Ax & Armonies, 1987
  Beauchampiola canadiana Ax, 2008
  Kirgisellinae Canetellia Ax, 1956
  Phonorhynchoides carinostylis Ax & Armonies, 1987
  Monocelopsis carolinensis Ax, 2008
  Haloplanella carolinensis Ax, 2008
  Utelga carolinensis Ax, 2008
  Ciliopharyngiellidae Ciliopharyngiella Ax, 1952
  Proseriata Ciliopharyngiellidae Ax, 1952
  Proxenetes cimbricus Ax, 1971
  (Apoxinetes) cimbricus Ax, 1971
  Napoliplana cinctata Ax, Weidemann & Ehlers, 1978
  Macrostomum clavituba Ax, 2008
  Coelogynopora cochleare Ax & Sopott-Ehlers, 1979
  Ptyalorhynchus coecus Ax, 1951
  Coronhelmis conspicuus Ax, 1994
  Cryptostiopera cornuta Ax, 1974
  Coelogynopora coronata Ax, 2008
  Trigonostomidae Cryptostiopera Ax, 1974
  Polystyliphora darwini Ax & Ax, 1974
  Byrsophlebs delamarei (Ax, 1956)
  Maehrenthalia delamarei Ax, 1956
  Promesostoma dennisalleni Ax, 1995
  Cheliplana deverticula Ax, 2008
  Otoplaninae Dicoelandropora Ax, 1956
  Promesostoma digitosum Ax, 1995
  Prognathorhynchus dividibulbosus Ax & Armonies, 1990
  Byrsophlebs dubia (Ax, 1956)
  Maehrenthalia dubia Ax, 1956
  Archiloa duplaculeata Ax & Armonies, 1990
  Archilina duplaculeata (Ax & Armonies, 1990)
  Ptychopera ehlersi Ax, 1971
  Provorticidae Eldenia Ax, 2008
  Archiloa endostyla (Ax, 1959)
  Archilina endostyla Ax, 1959
  Psammomacrostomum equicaudatum Ax, 1966
  Psammomacrostomum equicaudum Ax, 1966
  Macrostomum ermini Ax, 1959
  Cicerina eucentrota Ax, 1959
  Prognathorhynchus eurytuba Ax & Armonies, 1987
  Cheliplana euxeinos Ax, 1959
  Coronhelmis exiguus Ax, 1994
  Macrostomum extraculum Ax & Armonies, 1990
  Coelogynopora faeroernensis Ax, 2008
  Coelogynopora falcaria Ax & Sopott-Ehlers, 1979
  Messoplana falcata (Ax, 1953)
Messoplana falcata falcata (Ax, 1953)
  Ceratopera falcata (Ax, 1953)
  Proxenetes falcatus Ax, 1953
  Philosyrtis fennica Ax, 1954
  Americanaplana fernaldi Ax & Ax, 1967
  Minona fernandinensis Ax & Ax, 1977
  Postbursoplana fibulata Ax, 1956
  Promesostoma fibulatum Ax & Armonies, 1987
  Mecynostomum filiferum Ax, 1963
  Duplominona filiformis Ax, 2008
  Polystyliphora filum Ax, 1958
  Macrostomum flexum Ax, 2008
  Proxenetes flexus Ax, 1971
  (Apoxinetes) flexus Ax, 1971
  Mariplanella frisia Ax & Heller, 1970
  Coelogynopora frondifera Ax & Sopott-Ehlers, 1979
  Convoluta fulvomaculata Ax, 1959
  Taurida fulvomaculata (Ax, 1959)
  Paromalostomum fusculum Ax, 1952
  Duplominona galapagoensis Ax & Ax, 1977
  Monocelis galapagoensis Ax & Ax, 1977
  Kata galapagoensis Ax & Ax, 1974
  Parotoplaninae Galapagoplana Ax & Ax, 1974
  Kata galea Ax & Sopott-Ehlers, 1987
  Rogneda gallica Ax, 1956
Rogneda westbladi gallica Ax, 1956
  Promesostoma gallicum Ax, 1956
  Macrostomum gallicum Ax, 2008
  Minona gemella Ax & Sopott-Ehlers, 1985
  Parotoplanina geminoducta Ax, 1956
  Acanthomacrostomum gerlachi Ax, 1971
  Kataplana germanica (Meixner in Ax, 1951)
  Minona gigantea Ax & Armonies, 1990
  Notocaryoplanella glandulosa (Ax, 1951)
  Otoplana glandulosa Ax, 1951
  Promesostoma gracile Ax, 1951
  Promesostoma gracilis Ax, 1951
  Baicalellia groenlandica Ax, 1995
  Macrostomum guttulatum Ax, 2008
  Vejdovskya halileimonia Ax, 1960
  Tamanawas halileimonia (Ax, 1960)
  Stygoplanellina halophila Ax, 1954
  Haplovejdovskyinae Haplovejdovskya Ax, 1954
  Ptychopera hartogi Ax, 1971
  Vannuccia hastata Ax & Ax, 1974
  Stilivannuccia hastata (Ax & Ax, 1974)
  Messoplana helgolandica Ax, 1971
  Ceratopera helgolandica (Ax, 1971)
  Paramesostoma helgolandicum Ax, 1959
  Vejdovskya helictos Ax, 1956
  Tamanawas helictos (Ax, 1956)
Vejdovskya mesostyla hemicycla Ax, 1960
  Archotoplana holotricha Ax, 1956
  Promesostoma hymanae Ax, 1968
  Vejdovskya ignava Ax, 1951
  Pluribursaeplana illgi Ax & Ax, 1967
  Opistomum immigrans Ax, 1956
  Provortex impeditus Ax, 2008
  Macrostomum incurvatum Ax, 2008
  Promesostoma infundibulum Ax, 1968
  Japanoplana insolita Ax, 1994
  Ciliopharyngiella intermedia Ax, 1952
  Duplominona istanbulensis (Ax, 1959)
  Minona istanbulensis Ax, 1959
  Otoplaninae Itaspiella Ax, 1956
  Lithophora Japanoplana Ax, 1994
  Duplominona japonica Ax, 2008
  Archilina japonica Ax, 2008
  Ptychopera japonica Ax, 2008
  Pogaina japonica Ax, 2008
  Phonorhynchoides japonicus Ax, 2008
  Provortex karlingi Ax, 1951
  Prognathorhynchus karlingi Ax, 1953
  Duplominona karlingi Ax & Ax, 1977
  Parotoplaninae Kataplana Ax, 1956
  Parautelga kielensis Ax, 1960
  Pogaina kinnei Ax, 1970
  Orthoplana kohni Ax & Ax, 1967
  Baltalimania kosswigi Ax, 1959
  Duplominona krameri Ax & Ax, 1977
  Promesostoma kristenseni Ax, 1993
  Phonorhynchus laevitubus Ax, 2008
  Parotoplana lata Ax & Sopott-Ehlers, 1987
  Oligochoerus limnophilus Ax & Doerjes, 1966
  Adenorhynchidae Listea Ax & Heller, 1970
  Polycystididae Listia Ax, 1959
  Adenorhynchidae Litucivis Ax & Heller, 1970
  Gnathorhynchus lobatus (Ax, 1952)
  Neognathorhynchus lobatus (Ax, 1952)
  Haloplanella longatuba Ax & Heller, 1970
  Macrostomum longistyliferum Ax, 1956
  Axiola luetjohanni (Ax, 1952)
  Jensenia luetjohanni Ax, 1952
  Axia luetjohanni (Ax, 1952)
  Coronhelmis lutheri Ax, 1951
  Beauchampiola mackfirae Ax, 2008
  Thylacorhynchus macrorhynchos Ax, 2008
  Archotoplana macrostylis Ax & Armonies, 1990
  Promesostoma maculosum Ax, 1956
Itaspiella armata magna Ax & Ax, 1967
Itaspiella helgolandica magna Ax & Ax, 1967
  Macrostomum magnacurvituba Ax, 1994
  Placorhynchus magnaspina Ax, 2008
  Uncinorhynchus magnus Ax, 2011
  Promonotus marci Ax, 1954
  Mariplanellidae Mariplanella Ax & Heller, 1970
  Rhabdocoela Mariplanellida Ax & Heller, 1970
  Mariplanellida Mariplanellidae Ax & Heller, 1970
  Trigonostomidae Mariplanellinae Ax & Heller, 1970
  Orthoplana mediterranea Ax, 1956
  Cylindromacrostomum mediterraneum (Ax, 1955)
  Paromalostomum mediterraneum Ax, 1955
  Macrostomum mediterraneum Ax, 1956
  Promesostoma meixneri Ax, 1951
  Kataplana mesopharynx Ax, 1956
  Vejdovskya mesostyla Ax, 1954
Vejdovskya mesostyla mesostyla Ax 1960
  Postbursoplana minima Ax, 1956
  Minona minuta Ax, 2008
  Promesostoma minutum Ax, 1956
  Parotoplana mollis Ax & Sopott-Ehlers, 1987
  Archiloinae Monocelopsis Ax, 1951
  Utelga monodon Ax, 2008
  Otoplaninae Monostichoplana Ax, 1956
  Carenscoilia monostyla Ax & Ax, 1974
  Lithophora Monotoplanidae Ax, 1958
  Proxenetes multidentatus Ax, 1971
  (Proxenetes) multidentatus Ax, 1971
  Parotoplana multispinosa Ax, 1956
  Baicalellia nana (Ax, 2008)
  Canetellia nana Ax, 2008
  Otoplaninae Napoliplana Ax, Weidemann & Ehlers, 1978
  Pogaina natans (Ax, 1951)
  Vejdovskya natans Ax, 1951
Monostichoplana filum neapolitana Ax, Weidemann & Ehlers, 1978
  Nematoplana nigrocapitula Ax, 1966
  Coelogynopora nodosa Ax & Sopott-Ehlers, 1979
  Coronhelmis noerrevangi Ax, 1994
  Cylindromacrostomum notandum (Ax, 1951)
  Paromalostomum notandum Ax, 1951
  Otoplaninae Notocaryoplanella Ax, 1956
  Parotoplanella octospinosa Ax, 2011
  Monocelis oculifera Ax & Ax, 1977
  Pogaina oncostylis Ax & Armonies, 1987
  Cheliplana orthocirra Ax, 1959
  Otoplaninae Otoplanella Ax, 1956
  Archiloa otoplanoides (Ax, 1951)
  Monocelopsis otoplanoides Ax, 1951
  Balgetia pacifica Ax, Ax & Ehlers, 1979
  Parotoplana pacifica Ax & Ax, 1967
  Parotoplana papii Ax, 1956
  Archiloa papillosa Ax & Ax, 1977
  Archilina papillosa (Ax & Ax, 1977)
  Promesostoma paracochleare Ax, 1952
  Listia paradoxa Ax, 1959
  Otoplaninae Paradoxoplana Ax, 1956
  Ceratopera paragracilis Ehlers & Ax, 1974
  Jensenia parangulata Ax & Armonies, 1990
  Vejdovskya parapellucida Ax, 1997
  Parotoplaninae Paraplana Ax, 1956
  Placorhynchus paratetraculeatus Ax & Armonies, 1990
  Proxenetes (Paraxenetes) Ax, 1971
  Dolichomacrostominae Paromalostomum Ax, 1951
  Parotoplaninae Parotoplanella Ax, 1956
  Parotoplaninae Parotoplanina Ax, 1956
  Otoplanidae Parotoplaninae Ax, 1956
  Neoschizorhynchus parvorostro Ax & Heller, 1970
  Proxenetes (Perixenetes) Ax, 1971
  Phonorhynchus pernix Ax, 1959
  Archiloa petiti Ax, 1956
  Otoplaninae Pluribursaeplana Ax & Ax, 1967
  Parotoplaninae Polyrhabdoplana Ax & Ax, 1967
  Rogneda polyrhabdota Ax, 1959
  Polystyliphoridae Polystyliphora Ax, 1958
  Unguiphora Polystyliphoridae Ax, 1958
  Postbursoplana pontica Ax, 1959
  Promonotus ponticus Ax, 1959
  Parotoplaninae Postbursoplana Ax, 1956
  Polyrhabdoplana posttestis Ax & Ax, 1967
  Parotoplaninae Praebursoplana Ax, 1956
  Proxenetes pratensis Ax, 1960
  (Archixenetes) pratensis Ax, 1960
  Typhloplaninae Pratoplana Ax, 1960
  Parotoplana primitiva Ax, 1956
  Parotoplana procerostyla Ax, 1956
  Parotoplanella progermaria Ax, 1956
  Halammovortex promacropharynx Ax, 2008
  Postbursoplana propontica Ax, 1959
  Proxenetes (Proxenetes) Ax, 1971
  Macrostomidae Psammomacrostomum Ax, 1966
  Alexlutheria psammophila Ax, 2008
  Halammovortex pseudonigrifrons Ax, 2008
  Otoplaninae Pseudorthoplana Ax, Weidemann & Ehlers, 1978
  Parotoplaninae Pseudosyrtis Ax, 1956
  Cicerininae Ptyalorhynchus Ax, 1951
  Proxenetes puccinellicola Ax, 1960
  (Apoxinetes) puccinellicola Ax, 1960
  Ptychopera purasjokii Ax, 1971
  Macrostomum pusillum Ax, 1951
  Archimacrostomum pusillum (Ax, 1951)
  Haplopharynx quadristimulus Ax, 1971
  Proxenetes quinquespinosus Ax, 1971
  (Perixenetes) quinquespinosus Ax, 1971
  Schizorhynchus rarus (Ax, 1951)
  Schizorhynchoides rarus Ax, 1951
  Baicalellia rectis Ax, 2008
  Macrostomum rectum Ax, 2008
  Eldenia reducta Ax, 2008
  Praebursoplana reisingeri Ax, 1956
  Axiola remanei (Ax, 1952)
  Axia remanei (Ax, 1952)
  Parotoplana renatae Ax, 1956
  Promesostoma rostratum Ax, 1951
  Vannuccia rotundouncinata Ax & Sopott-Ehlers, 1979
  Anoplovannuccia rotundouncinata (Ax & Sopott-Ehlers, 1979)
  Zonorhynchus ruber Ax, 2008
  Inframacrostomum rubrocinctum (Ax, 1951)
  Macrostomum rubrocinctum Ax, 1951
  Archimacrostomum rubrocinctum (Ax, 1951)
  Stygoplanellina saksunensis Ax, 2008
  Macrostomum salinum Ax & Borkott, 1968
  Pratoplana salsa Ax, 1960
  Philosyrtis sanjuanensis Ax & Ax, 1967
  Philosyrtis santacruzensis Ax & Ax, 1974
  Promesostoma sartagine Ax & Ehlers, 1973
  Coelogynopora scalpri Ax & Sopott-Ehlers, 1979
  Otoplana schulzi (Ax, 1951)
  Otoplanella schulzi (Ax, 1951)
  Ptychopera scutulifera Ehlers & Ax, 1974
  Pogaina scypha Ax, 2008
  Minona secta Sopott-Ehlers & Ax, 1985
  Neokirgellinae Selimia Ax, 1959
  Macrostomum semicirculatum Ax, 2008
  Placorhynchus separatus Ax, 2008
  Litucivis serpens Ax & Heller, 1970
  Promesostoma serpentistylum Ax, 1952
  Orthoplana sewardensis Ax & Armonies, 1990
  Baicalellia sewardensis Ax & Armonies, 1990
  Coelogynopora sewardensis Ax & Armonies, 1990
  Duplominona sieversi Ax & Ax, 1977
  Selimia similis Ax, 1959
  Byrsophlebs simplex (Ax, 1959)
  Maehrenthalia simplex Ax, 1959
  Listea simplex Ax & Heller, 1970
  Paradoxoplana solida Ax, 1956
  Maehrenthalia sp. Ax, 1959
  Mecynostomum sp. Ax, 1959
  Prognathorhynchus sp. Ax & Armonies, 1987
  Thylacorhynchus sp. Ax, 1951
  Nematoplana sp. Ax, 1956
  Monocelis sp. Ax & Armonies, 1987
  Provortex sp. Ax & Armonies, 1987
  (Multipeniata) sp. Ax & Schmidt-Rhaesa, 1992
  Macrostomum sp. Ax, 1957
  impeditus sp. A Ax, 1995
  Provortex sp. A Ax, 1995
  Jensenia spec. Ax, 1952
  Byrsophlebidae spec. 1 Ax & Armonies, 1987
  Macrostomum spec. 1 Ax, 2008
  Byrsophlebidae spec. 2 Ax & Armonies, 1987
  Macrostomum spec. 2 Ax, 2008
  Monocelis spectator Sopott-Ehlers & Ax, 1985
  Macrostomum spirale Ax, 1956
  Meiocheta spiralis (Ax, 1952)
  Paromalostomum spiralis Ax, 1952
  Praebursoplana steinboecki Ax, 1956
  Duplominona stilifera Sopott-Ehlers & Ax, 1985
  Minona stimula Ax & Ax, 1977
  Peraclistus stimula Ax & Ax, 1977
  Typhloplaninae Stygoplanellina Ax, 1954
  Myozona stylifera Ax, 1956
  Convoluta subsalina Ax, 1959
  Notocelis subsalina (Ax, 1959)
  Baicalellia subsalina Ax, 1954
  Praebursoplana subsalina Ax, 1956
  Haplovejdovskya subterranea Ax, 1954
  Ptychopera subterranea Ax, 1971
  Otoplana subterranea Ax, 1951
  Pseudosyrtis subterranea (Ax, 1951)
  Parotoplana subtilis Ax & Sopott-Ehlers, 1987
  Coronhelmis subtilis Ax, 2008
  Halammovortex supranigrifrons Ax, 2008
  Triporoplana synsiphonioides Ax, 1956
  Tajikina tajikai (Ax & Armonies, 1990)
  Archiloa tajikai Ax & Armonies, 1990
  Promesostoma tenebrosum Ax & Ehlers, 1973
  Monostichoplana tenuissima Ax, 1956
  Promesostoma teshirogii Ax, 1992
  Lehardyia tetragnatha (Ax & Schilke, 1971)
  (Karkinorhynchides) tetragnathus Ax & Schilke, 1971
  Karkinorhynchides tetragnathus (Ax & Schilke, 1971)
  Typhloplaninae Thalassoplanina Ax, 1959
  Proschizorhynchus tricingulatus Ax, 1959
Proschizorhynchus gullmarensis tricingulatus Ax, 1959
  Xenotoplana tridentis Ax, 1984
  Minona trigonopora Ax, 1956
  Proxenetes trigonus Ax, 1960
  (Perixenetes) trigonus Ax, 1960
  Parotoplaninae Triporoplana Ax, 1956
  Parotoplana turgida Ax & Ax, 1974
  Xenotoplana tyrrhenica Ax, Weidemann & Ehlers, 1978
  Byrsophlebs uncinata (Ax, 1959)
  Maehrenthalia uncinata Ax, 1959
  Macrostomum uncinatum Ax, 2008
  Coronhelmis urna Ax, 1954
  Boreocelis urodasyoides Ax, 1963
Messoplana falcata valida Ax, 1974
  Baltoplana valkanovi Ax, 1959
  Alaskaplana velox Ax & Armonies, 1990
  Selimia vivida Ax, 1959
  Otocelis westbladi Ax, 1959
Rogneda westbladi westbladi Ax, 1956
  Archiloa westbladi Ax, 1954
  Otoplaninae Xenotoplana Ax, Weidemann & Ehlers, 1978
  Ptychopera zostericola Ax, 1971

417 names, including those in new combination. (Max listing set to 900)

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