Opinions from G. O. Poinar 2011
- 'Acugutturidae belongs to Aphelenchoidea'
- 'Allantonematidae belongs to Sphaerularioidea'
- 'Anguidae is corrected as Anguinidae and belongs to Sphaerularioidea'
- 'Anguillula capillacea is recombined as Vetus capillaceus'
- 'Anguillula pristina is recombined as Vetus pristinus'
- 'Anguillula succini is recombined as Oligoplectus succini'
- 'Aphelenchoidea belongs to Tylenchomorpha'
- 'Aphelenchoididae belongs to Aphelenchoidea'
- 'Apifilaria belongs to Diplogastroidea'
- 'Apifilaria proplebiae belongs to Apifilaria'
- 'Ascarididae belongs to Ascaridoidea'
- 'Ascaridoidea belongs to Ascaridomorpha'
- 'Ascaridomorpha belongs to Spirurina'
- 'Ascarites belongs to Ascarididae'
- 'Ascarites gerus belongs to Ascarites' according to Poinar and Boucot 2006
- 'Ascarites gerus belongs to Ascarites'
- 'Ascarites priscus belongs to Ascarites' according to Poinar and Boucot 2006
- 'Ascarites priscus belongs to Ascarites'
- 'Bursaphelenchus belongs to Aphelenchoididae'
- 'Bursaphelenchus similus belongs to Bursaphelenchus'
- 'Captivonema belongs to Captivonemidae'
- 'Captivonema cretacea belongs to Captivonema'
- 'Captivonemidae belongs to Plectida'
- 'Cascofilaria belongs to Filariidae'
- 'Cascofilaria baltica belongs to Cascofilaria'
- 'Cascofilaria dominicana belongs to Cascofilaria'
- 'Cascofilaria parva belongs to Cascofilaria'
- 'Chalcidonema belongs to Aphelenchoididae'
- 'Chalcidonema paradoxa belongs to Chalcidonema'
- 'Chilonema belongs to Diplogastroidea'
- 'Chilonema filaforma belongs to Chilonema'
- 'Chromadorida belongs to Dorylaimia'
- 'Chromadorina belongs to Chromadorida'
- 'Chromadoroidea belongs to Chromadorina'
- 'Copalonema belongs to Nematoda'
- 'Copalonema colombiana belongs to Copalonema'
- 'Cosmocercidae belongs to Cosmocercoidea'
- 'Cosmocercoidea belongs to Spiruromorpha'
- 'Cretaciaphelenchoides belongs to Aphelenchoididae'
- 'Cretaciaphelenchoides burmensis belongs to Cretaciaphelenchoides'
- 'Cretacimermis is a nomen nudum'
- 'Cretacimermis chironomae belongs to Cretacimermis'
- 'Cretacimermis protus belongs to Cretacimermis'
- 'Cretodiplogaster belongs to Diplogastroidea'
- 'Cretodiplogaster termitophilus belongs to Cretodiplogaster'
- 'Crustafila belongs to Rhabditidae'
- 'Crustafila confina belongs to Crustafila'
- 'Cryptaphelenchus belongs to Aphelenchoididae'
- 'Cryptaphelenchus dominicus belongs to Cryptaphelenchus'
- 'Desmoscolecida belongs to Dorylaimia'
- 'Desmoscolecoidea belongs to Desmoscolecida'
- 'Diplogasteridae is corrected as Diplogastridae and belongs to Diplogastroidea'
- 'Diplogasteroidea is corrected as Diplogastroidea and belongs to Diplogastromorpha'
- 'Diplogastromorpha belongs to Rhabditina'
- 'Diplonema belongs to Diplogastroidea'
- 'Diplonema minuta belongs to Diplonema'
- 'Dorylaimia belongs to Enoplea'
- 'Enoplea belongs to Nematoda'
- 'Enoplia belongs to Enoplea'
- 'Enoplida belongs to Enoplia'
- 'Eophasma belongs to Eophasmidae'
- 'Eophasma jurasicum belongs to Eophasma' according to Arduini et al. 1983
- 'Eophasma jurasicum belongs to Eophasma'
- 'Eophasmidae belongs to Desmoscolecoidea'
- 'Filariidae belongs to Filarioidea'
- 'Filarioidea belongs to Spiruromorpha'
- 'Filotermes belongs to Diplogastroidea'
- 'Filotermes minutus belongs to Filotermes'
- 'Formicodiplogaster belongs to Diplogastroidea'
- 'Formicodiplogaster myrmenema belongs to Formicodiplogaster'
- 'Heleidomermis libani is recombined as Cretacimermis libani'
- 'Heterorhabditidae belongs to Heterorhabditoidea'
- 'Heterorhabditoidea belongs to Rhabditomorpha'
- 'Heydenius araneus belongs to Heydenius'
- 'Heydenius brownii belongs to Heydenius'
- 'Heydenius cecidomyae belongs to Heydenius'
- 'Heydenius dipterophilus belongs to Heydenius'
- 'Heydenius dominicus belongs to Heydenius'
- 'Heydenius formicinus belongs to Heydenius'
- 'Heydenius lamprophilus belongs to Heydenius'
- 'Heydenius myrmecophila belongs to Heydenius'
- 'Heydenius neotropicus belongs to Heydenius'
- 'Heydenius psychodae belongs to Heydenius'
- 'Heydenius saprophilus belongs to Heydenius'
- 'Heydenius scatophilus belongs to Heydenius'
- 'Heydenius sciarophilus belongs to Heydenius'
- 'Heydenius tabanae belongs to Heydenius'
- 'Heydonius is corrected as Heydenius and belongs to Mermithidae'
- 'Howardula belongs to Allantonematidae'
- 'Howardula helenoschini belongs to Howardula'
- 'Iotonchidae belongs to Sphaerularioidea'
- 'Mermis belongs to Mermithidae'
- 'Mermis antiqua is recombined as Heydenius antiquus'
- 'Mermis matutina is recombined as Heydenius matutinus'
- 'Mermis quadristriata is recombined as Heydenius quadristriatus'
- 'Mermithida belongs to Dorylaimia'
- 'Mermithidae belongs to Mermithoidea'
- 'Mermithoidea belongs to Mermithida'
- 'Myrmeconema belongs to Tetradonematidae'
- 'Myrmeconema antiqua belongs to Myrmeconema'
- 'Nemavermes belongs to Nemavermidae'
- 'Nemavermes mackeei belongs to Nemavermes'
- 'Nemavermidae belongs to Chromadoroidea'
- 'Oligaphelenchoides belongs to Aphelenchoididae'
- 'Oligaphelenchoides atrebora belongs to Oligaphelenchoides'
- 'Oligaphelenchoides dominicanus belongs to Oligaphelenchoides'
- 'Oligaphelenchoides maximus belongs to Oligaphelenchoides'
- 'Oligodiplogaster belongs to Diplogastridae'
- 'Oligodiplogaster antiqua belongs to Oligodiplogaster'
- 'Oligoplectus belongs to Plectidae'
- 'Oxyuridomorpha belongs to Spirurina'
- 'Palaeoallantonema belongs to Allantonematidae'
- 'Palaeoallantonema apionae belongs to Palaeoallantonema'
- 'Palaeoallantonema baltica belongs to Palaeoallantonema'
- 'Palaeoallantonema cephalotae belongs to Palaeoallantonema'
- 'Palaeoallantonema dominicana belongs to Palaeoallantonema'
- 'Palaeoallantonema phlebotomae belongs to Palaeoallantonema'
- 'Palaeoallantonema zygopinae belongs to Palaeoallantonema'
- 'Palaeoanguina belongs to Anguinidae'
- 'Palaeoanguina dominicana belongs to Palaeoanguina'
- 'Palaeoaphelenchoides belongs to Aphelenchoididae'
- 'Palaeoaphelenchoides balticus belongs to Palaeoaphelenchoides'
- 'Palaeoarachnus belongs to Rhabditidae'
- 'Palaeoarachnus balticus belongs to Palaeoarachnus'
- 'Palaeocosmocerca belongs to Cosmocercidae'
- 'Palaeocosmocerca burmanica belongs to Palaeocosmocerca'
- 'Palaeodiplogaster belongs to Diplogastroidea'
- 'Palaeodiplogaster brentiphila belongs to Palaeodiplogaster'
- 'Palaeoenoploides belongs to Palaeoenoploididae'
- 'Palaeoenoploides alessandrellianus belongs to Palaeoenoploides'
- 'Palaeoenoploides alessandrellianus belongs to Palaeoenoploides' according to Mattavelli and Bracchi 2008
- 'Palaeoenoploididae belongs to Enoplida'
- 'Palaeonema belongs to Palaeonematidae'
- 'Palaeonema phyticum belongs to Palaeonema'
- 'Palaeonematidae belongs to Enoplida'
- 'Palaeoparasitylenchus belongs to Allantonematidae'
- 'Palaeoparasitylenchus dominicanus belongs to Palaeoparasitylenchus'
- 'Palaeorhabditis belongs to Rhabditidae'
- 'Palaeorhabditis balticus belongs to Palaeorhabditis'
- 'Palaeotetradonema belongs to Tetradonematidae'
- 'Palaeotetradonema phlebotomae belongs to Palaeotetradonema'
- 'Palaeotetradonema sciarae belongs to Palaeotetradonema'
- 'Paleoiotonchium belongs to Iotonchidae'
- 'Paleoiotonchium dominicanum belongs to Paleoiotonchium'
- 'Paleothelastoma belongs to Thelastomatidae'
- 'Paleothelastoma tipulae belongs to Paleothelastoma'
- 'Panagrolaimidae belongs to Panagrolaimoidea'
- 'Panagrolaimoidea belongs to Panagrolaimomorpha'
- 'Panagrolaimomorpha belongs to Tylenchina'
- 'Panagrolaimus belongs to Panagrolaimidae'
- 'Panagrolaimus neotropicus belongs to Panagrolaimus'
- 'Plectida belongs to Dorylaimia'
- 'Plectidae belongs to Plectida'
- 'Prescafilotermes belongs to Rhabditidae'
- 'Prescafilotermes dominicanus belongs to Prescafilotermes'
- 'Prescafilotermes elongatus belongs to Prescafilotermes'
- 'Proheterorhabditis belongs to Heterorhabditidae'
- 'Proheterorhabditis burmanicus belongs to Proheterorhabditis'
- 'Psocidonema belongs to Rhabditidae'
- 'Psocidonema dominicana belongs to Psocidonema'
- 'Psychodorhabditis belongs to Rhabditidae'
- 'Psychodorhabditis attenuatus belongs to Psychodorhabditis'
- 'Psychodorhabditis balticus belongs to Psychodorhabditis'
- 'Psychodorhabditis dominicanus belongs to Psychodorhabditis'
- 'Rhabditida belongs to Dorylaimia'
- 'Rhabditidae belongs to Rhabditoidea'
- 'Rhabditina belongs to Rhabditida'
- 'Rhabditoidea belongs to Rhabditomorpha'
- 'Rhabditomorpha belongs to Rhabditina'
- 'Scarabinema belongs to Diplogastroidea'
- 'Scarabinema minuta belongs to Scarabinema'
- 'Scolytonema belongs to Diplogastroidea'
- 'Scolytonema dominicana belongs to Scolytonema'
- 'Scolytonema hispaniolae belongs to Scolytonema'
- 'Scolytonema mexicana belongs to Scolytonema'
- 'Setonema belongs to Acugutturidae'
- 'Setonema protera belongs to Setonema'
- 'Sphaerulariidae belongs to Sphaerularioidea'
- 'Sphaerularioidea belongs to Tylenchomorpha'
- 'Spirurina belongs to Rhabditida'
- 'Spiruromorpha belongs to Spirurina'
- 'Syconema belongs to Diplogastroidea'
- 'Syconema dominicana belongs to Syconema'
- 'Tetradonematidae belongs to Mermithoidea'
- 'Thelastomatidae belongs to Thelastomatoidea'
- 'Thelastomatoidea belongs to Oxyuridomorpha'
- 'Tipulacomis belongs to Rhabditidae'
- 'Tipulacomis balticus belongs to Tipulacomis'
- 'Tipulacomis dominicanus belongs to Tipulacomis'
- 'Tripius belongs to Sphaerulariidae'
- 'Tripius balticus belongs to Tripius'
- 'Tylenchida was reranked as the suborder Tylenchina and belongs to Rhabditida'
- 'Tylenchomorpha belongs to Tylenchina'
- 'Vetus belongs to Nematoda'
- 'Vetus duisburgi belongs to Vetus' according to Taylor 1935
- 'Vetus duisburgi belongs to Vetus'
- 'Vetus elongatus belongs to Vetus'
- 'Vetus libani belongs to Vetus'
- 'Vetus maximus belongs to Vetus'
- 'Vetus microcosmus belongs to Vetus'
- 'Vetus robustus belongs to Vetus'