Decemtestis callionymi Yamaguti, 1934 (redescription)
Decemtestis takanoha Yamaguti, 1951 (original description)
Deretrema plotosi Yamaguti, 1940 (redescription)
Echinostephanus pacificus Yamaguti, 1951 accepted as Stephanostomum pacificum (Yamaguti, 1951) Yamaguti, 1954 (original description)
Lasiotocus himezi Yamaguti, 1951 accepted as Paralasiotocus himezi (Yamaguti, 1951) Wee, Cutmore, Pérez-del-Olmo & Cribb, 2020 (original description)
Notoporus carangis Yamaguti, 1951 accepted as Neonotoporus carangis (Yamaguti, 1951) Skrjabin & Petrov, 1958 (original description)
Octotestis Yamaguti, 1951 (original description)
Octotestis iseensis Yamaguti, 1951 (original description)
Opecoelus himezi Yamaguti, 1951 (original description)
Opecoelus mutu Yamaguti, 1940 (redescription)
Opecoelus nipponicus Yamaguti, 1951 (original description)
Opecoelus sphaericus Ozaki, 1925 (redescription)
Opegaster syngnathi Yamaguti, 1934 (redescription)
Paradiscogaster pyriformis Yamaguti, 1934 (redescription)
Phyllodistomum pacificum Yamaguti, 1951 (original description)
Plagioporus (Caudotestis) spari Yamaguti, 1951 accepted as Caudotestis spari Yamaguti, 1951 (original description)
Plagioporus acanthogobii Yamaguti, 1951 accepted as Neolebouria acanthogobii (Yamaguti, 1951) Gibson, 1976 accepted as Mesobathylebouria acanthogobii (Yamaguti, 1951) Martin, Huston, Cutmore & Cribb, 2019 (original description)
Plagioporus azurionis Yamaguti, 1952 accepted as Caudotestis azurionis Yamaguti, 1951 (original description)
Plagioporus dorosomatis Yamaguti, 1951 accepted as Caudotestis dorosomatis Yamaguti, 1951 (original description)
Plagioporus lobatus (Yamaguti, 1934) Manter, 1947 accepted as Neolebouria lobata (Yamaguti, 1934) Gibson, 1976 accepted as Mesobathylebouria lobata (Yamaguti, 1934) Martin, Huston, Cutmore & Cribb, 2019 (redescription)
Plagioporus spari Yamaguti, 1951 accepted as Caudotestis spari Yamaguti, 1951 (original description)
Pseudopecoeloides carangis (Yamaguti, 1938) Yamaguti, 1940 (redescription)
Tergestia laticollis (Rudolphi, 1819) Stossich, 1899 (redescription)