Mecynoecia Canu, 1918

Mecynoecia brevicula Canu & Bassler, 1929

Mecynoecia buskii (Borg, 1944)

Mecynoecia clavaeformis (Busk, 1875)

Mecynoecia dannevigi Chapman, 1941

Mecynoecia delicatula (Busk, 1875)

Mecynoecia geminata Canu & Bassler, 1929

Mecynoecia proboscidae (Milne-Edwards, 1838)

Mecynoecia proboscidea (Milne-Edwards, 1838)

Mecynoecia proboscideoides (Gabb & Horn, 1862)

Mecynoecia rectangulata Canu & Bassler, 1929