| Koinocystis heinckei (Attems, 1897) | | w | other taxonomic work | |
| Diascorhynchus borealis Meixner, 1928 | | w | latest taxonomic authority | |
| Proschizorhynchella oculata (Meixner, 1928) | [with synonyms] | w | other taxonomic work | |
| Paramonotus hamatus (Jensen, 1878) | [with synonyms] | w | other taxonomic work | |
| Monocelidinae Automolos Graff L, 1882 | | w | latest taxonomic authority | |
| Anaperus balticus Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Aphanostoma cavernosum Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Avagina aurita Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Euxinia baltica Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Protomonotresinae Archimonotresis Meixner, 1938 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Archimonotresis limophila Meixner, 1938 | [with synonyms] | w | primary taxonomic authority (describer) | 5, 61, 62, 115, 122, 129, fig. 4 B, 34 E |
| Pseudostomum arenarium Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Prolecithophora Gastropharyngidae Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Gastropharyngidae Gastropharynx Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Gastropharynx contractilis Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Plagiostomum cinctum Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Ulianinia contractilis (Meixner, 1938) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Halammovortex macropharynx (Meixner, 1938) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Jensenia macropharynx Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Graffillidae Pseudograffillinae Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Pseudograffillinae Pseudograffilla Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Pseudograffilla arenicola Meixner, 1938 | | w | primary taxonomic authority (describer) | f. 9 C p. 10, f. 69, p. 67, u.p. 41, 115 |
| Provortex psammophilus Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Cicerininae Blennorhynchus Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Blennorhynchus egregius Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Acrumeninae Ethmorhynchus Meixner, 1938 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Ethmorhynchus anophthalmus Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Gnathorhynchidae Paragnathorhynchus Meixner, 1938 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Paragnathorhynchus subterraneus Meixner, 1938 | [with synonyms] | w | primary taxonomic authority (describer) | 29, 115, 136 |
| Eukalyptorhynchia Placorhynchidae Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Polycystidinae Pseudopolycystis Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Gyratrix proavus Meixner, 1929 | | w | other taxonomic work | |
| Eukalyptorhynchia Lekanorhynchus Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Lekanorhynchus remanei Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Phonorhynchus bitubatus Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Psammopolycystidinae Psammopolycystis Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Psammopolycystis bidens Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Psammorhynchidae Psammorhynchus Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Psammorhynchus tubulipenis Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Cheliplana caeca Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Cheliplanidae Cheliplanilla Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Cheliplanilla caudata Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Cheliplanidae Procheliplana Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Procheliplana magnifica Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Karkinorhynchus coecus Meixner, 1938 | | w | primary taxonomic authority (describer) | 115 |
| Karkinorhynchus primitivus Meixner, 1928 | [with synonyms] | w | other taxonomic work | fig. 11f |
| Schizorhynchidae Carcharodorhynchus Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Carcharodorhynchus subterraneus Meixner, 1938 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Schizorhynchidae Paraschizorhynchus Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Paraschizorhynchus arenarius Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Paraschizorhynchus mirabilis Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Adenorhynchidae Adenorhynchus Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Adenorhynchus balticus Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Promesostoma excellens Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Promesostoma hamiferumm Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Promesostoma lugubra Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Solenopharynx balticus Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Proxenetes arenarius Meixner, 1938 | | w | primary taxonomic authority (describer) | 115 |
| Proxenetes filum Meixner, 1938 | | w | primary taxonomic authority (describer) | 115, 129 |
| Macrostomorpha Haplopharyngidae Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Haplopharyngidae Haplopharynx Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Haplopharynx rostratus Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Euneoophora Proseriata Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Lithophora Archimonocelididae Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Archimonocelididae Archimonocelidinae Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Archimonocelidinae Archimonocelis Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Archimonocelis mediterranea Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Coelogynopora gigantea Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Coelogynopora schulzii Meixner, 1938 | | w | primary taxonomic authority (describer) | 60, 115, 129, fig. 59 |
| Coelogynopora tenuis Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Archiloinae Archilopsis Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Monocelis gracilis (Meixner, 1938) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Monocelidinae Monotocelis Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Monotocelis gracilis Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Monocelidinae Monotoplana Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Monotoplana diorchis Meixner, 1938 | | w | primary taxonomic authority (describer) | p 58, Fig 55 |
| Monocelidinae Paramonotus Meixner, 1938 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Unguiphora Nematoplanidae Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Nematoplanidae Nematoplana Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Nematoplana coelogynoporoides Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Bothriomolus balticus Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Itaspiella helgolandica (Meixner, 1938) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Monostichoplana filum (Meixner, 1938) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Monostichoplana filum filum (Meixner, 1938) | | w | primary taxonomic authority (describer) | |
| Orthoplana filum (Meixner, 1938) | | w | primary taxonomic authority (describer) | |
| Orthoplana foliacea (Meixner, 1938) | | w | primary taxonomic authority (describer) | |
| Otoplana baltica Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Otoplana filum Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Otoplana foliacea Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Otoplana helgolandica Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Otoplanella baltica (Meixner, 1938) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Pseudorthoplana foliacea (Meixner, 1938) | [with synonyms] | w | primary taxonomic authority (describer) | |
| Parotoplaninae Otoplanidia Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Otoplanidia endocystis Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Parotoplaninae Parotoplana Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Parotoplana capitata Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Philosyrtis germanica Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| incertae sedis Pseudogyratrix Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Pseudogyratrix helgolandicum Meixner, 1938 | | w | primary taxonomic authority (describer) | |
| Monotoplanidae Monotoplana Meixner, 1938 | [with synonyms] | w | primary taxonomic authority (describer) | |
| Anaperus tvaerminnensis (Luther, 1912) | | w | other taxonomic work | 79, 117, 134, f. 1 D, 75 |
| Mecynostomum auritum (Schultze, 1851) | [with synonyms] | w | other taxonomic work | 117, 129 |
| Convoluta saliens (Graff, 1882) | | w | other taxonomic work | 156, f. 104 C |
| Provortex balticus (Schultze, 1851) | [with synonyms] | w | other taxonomic work | 68 |
| Proxenetes karlingi Luther, 1943 | [with synonyms] | w | other taxonomic work | 115, 129 |
| Promesostoma marmoratum (Schultze, 1851) | [with synonyms] | w | other research on this sp. | 52 |
| Mesostoma lingua (Abildgaard, 1789) | [with synonyms] | w | other research on this sp. | |
| Provortex tubiferus Luther, 1948 | | w | other taxonomic work | 16, 66, 115, u. 129, f. 68 |
| Gieysztoria cuspidata (Schmidt, 1861) | [with synonyms] | w | other research on this sp. | |
| Gyratricella attemsi (Graff, 1913) | [with synonyms] | w | other taxonomic work | |
| Polycystis robusta (Karling, 1931) | | w | other taxonomic work | |
| Typhlopolycystis coeca Karling, 1956 | | w | other taxonomic work | |
