Type Species

Toweius craticulus Hay & Mohler, 1967 Syn. Toweius pertusus (Sullivan, 1965) Romein, 1979


Hay, W. W. & Mohler, H. P., (1967): Calcareous nannoplankton from Early Tertiary rocks at Point Labau, France and Paleocene-Early Eocene correlations. - Journal of Paleontology. 41(6): 1505-1541.

Romein, A. J. T., (1979): Lineages in Early Paleogene calcareous nannoplankton. - Utrecht Micropaleontological Bulletin. 22: 1-231.

Sullivan, F. R., (1965): Lower Tertiary nannoplankton from the California Coast Ranges. II. Eocene. - University of California Publications in Geological Sciences. 53: 1-74.