Mediophyceae - Stephanodiscales - Thalassiosirophycidae
Full reference: Z. I. Glezer and V. I. Makarova. 1986. New order and family of diatoms (Bacillariophyta). Botanicheskii zhurnal 71(5):673-676
Parent taxon: Stephanodiscales according to M. D. Guiry and G. M. Guiry 2017
See also Round et al. 1990
Sister taxa: none
Subtaxa: Cyclotella Stephanodiscus
Distribution:
• NN21 of Indian Ocean (17 collections), North Pacific (26)
• Quaternary of India (2), Indian Ocean (89), North Atlantic (1), North Pacific (73), Sweden (1), United States (8: California, Oregon)
• NN16 of Indian Ocean (23)
• Blancan of United States (1: California)
• Pliocene to Pleistocene of Ethiopia (2), North Pacific (1)
• Pliocene of Armenia (1), Indian Ocean (4), Japan (2), North Pacific (13), South Pacific (9), United States (1: Oregon)
• NN12 of Indian Ocean (1)
• Miocene of Indian Ocean (7), United States (1: North Carolina)
• Eocene to Miocene of Argentina (1)
Total: 284 collections including 306 occurrences