†family Eupodiscaceae Kützing 1849 (diatom)
Bacillariophyceae - Centrales - Eupodiscaceae
Parent taxon: Centrales according to F. E. Round et al. 1990
See also Andrews 1976
Sister taxa: Auliscineae, Basilicostephanus, Chaetoceraceae, Cladogramma, Discineae, Eupodiscineae, Hemiauliineae, Lithodemiaceae, Rutilaria, Sheshukovia, Strelnikovia, Triceratiineae
Subtaxa: Eupodiscoideae Eupodiscus Triceratium
Ecology: passively mobile planktonic "photoautotroph"
Distribution:
• Miocene of Mexico (1 collection), United States (2: Maryland, North Carolina)
• Neogene of India (1)
• Oligocene of India (1)
• Eocene of Peru (1), the United Kingdom (5)
• Paleocene of Antarctica (13)
• Cretaceous of Antarctica (15), Canada (13: Northwest Territories, Nunavut)
Total: 52 collections including 120 occurrences