KOCIOLEK, J. P.; KHURSEVICH, G. K. Morphology of some fossil lacustrine centric species from the western United States assigned to the genus Cyclotella (Bacillariophyta), including four described as new. Phytotaxa, Auckland, New Zealand, v. 127, n. 1, p. 81–99, 2013. DOI: 10.11646/phytotaxa.127.1.11. Disponível em: https://phytotaxa.mapress.com/pt/article/view/phytotaxa.127.1.11. Acesso em: 6 dec. 2025.