Type Genus

Tubodiscus Thierstein, 1973

References

Bown, P. R. & Young, J. R., (1997): Mesozoic calcareous nannoplankton classification. - Journal of Nannoplankton Research. 19(1): 21-36.

Thierstein, H.R., (1971): Tentative Lower Cretaceous Calcareous Nannoplankton Zonation. - Eclogae Geologicae Helvetiae, 64: 459-488