†Otolithus (Gadus) Koken 1884
Parent taxon: Otolithus according to Koken 1884
Sister taxa: Otolithes ruber, Otolithus (Cottidarum), Otolithus (Macruridarum), Otolithus (Congridarum), Otolithus (Triglae), Otolithus (Solea), Otolithus circularis, Otolithus labiatus, Otolithus (Berycidarum), Otolithus densus
Subtaxa: Otolithus (Gadus) eocenicus Otolithus (Gadus) tenuis
Distribution: found only at Cliffend, Lower Barton Beds, A3, Hampshire (Eocene of the United Kingdom)