Children (18 direct children, 18 direct and indirect children):
Omalogyra densicostata
Omalogyra planorbis
Omalogyra japonica
Omalogyra atomus
Omalogyra fusca
Omalogyra ammonitoides
Omalogyra antarctica
Omalogyra burdwoodiana
Omalogyra disculus
Omalogyra fuscopardalis
Omalogyra nodicarinata
Omalogyra simplex
Omalogyra taludana
Omalogyra undosa
Omalogyra vangoethemi
Omalogyra zebrina
Omalogyra liliputia
Omalogyra pulcherrima