Taxonomic review of Thoracostomopsidae (Nematoda, Enoplida): state of the art, list of valid species and dichotomous keys Author De Souza, João V. 0009-0009-4985-086X https: // orcid. org / 0009 - 0009 - 4985 - 086 X Author Maria, Tatiana F. 0000-0002-7553-2031 https: // orcid. org / 0000 - 0002 - 7553 - 2031 text Zootaxa 2023 2023-11-03 5361 4 463 496 https://www.mapress.com/zt/article/download/zootaxa.5361.4.2/52207 journal article 10.11646/zootaxa.5361.4.2 1175-5326 10152589 DAB237DC-1444-4007-BCCA-CB92CBE66617 Genus Hyptiolaimus Cobb, 1930 The monospecific genus Hyptiolaimus was created by Cobb (1930) with the original description of H. cephalatus based on a single juvenile specimen in poor condition. Wieser (1953) suggested a synonymy between Hyptiolaimus and Parasaveljevia but he was uncertain. Later, Gerlach & Riemann (1974) considered H. cephalatus as a species inquirenda , therefore this is a genus inquirenda . SPECIES INQUIRENDA 1. Hyptiolaimus cephalatus Cobb, 1930 (Antarctic coast, South of Australia )