Kociolek, J. P.; Khursevich, G. K. (2013). Morphology of some fossil lacustrine centric species from the western United States assigned to the genus Cyclotella (Bacillariophyta), including four described as new. Phytotaxa. 127(1): 81.
Morphology of some fossil lacustrine centric species from the western United States assigned to the genus <em>Cyclotella</em> (Bacillariophyta), including four described as new