†family Mayomyzontidae Bardack and Zangerl 1971 (lamprey)
Agnatha - Petromyzontiformes - Mayomyzontidae
Parent taxon: Petromyzontiformes according to R. Van Der Laan 2019
See also Nelson et al. 2016
Sister taxa: Euphanerops, Geotriidae, Hardistiellidae, Mayomyzon, Mesomyzon, Mordaciidae, Petromyzontidae, Priscomyzon
Subtaxa: none
Ecology:
Distribution: there are no occurrences of Mayomyzontidae in the database