Biddulphiaceae - Biddulphiaceae
Full reference: F.T. Kützing. 1844. Die Kieselschaligen. Bacillarien oder Diatomeen. Nordhausen 152pp,3pls
Parent taxon: Bacillariophyta according to J. Witkowski 2018
See also Andrews 1976 and Krieger 1954
Sister taxa: Archaeomonas, Bacillariophyceae, Dictyochophyceae, Xanthophyceae, Phaeophyceae, Discoideae, Stephanogonia, Cymatogonia, Macrora, Triceratiaceae, Cosmiodiscus, Pleurosigma, Mediaria, Bacillariophytina, Periptera, Bruniopsis, Dossetia, Clavicula
Subtaxa: Biddulphia Biddulphioideae Briggera Eunotogramma Fenneria Hemiaulus Isthmia Lisitzinia Pseudotriceratium
Distribution:
• Neogene of India (1 collection)
• Miocene of Mexico (1), Morocco (1), United States (2: Maryland, North Carolina)
• Eocene of the Russian Federation (1)
• Paleocene of Antarctica (14)
• Cretaceous of Antarctica (14), Canada (72: Northwest Territories, Nunavut)
Total: 106 collections including 516 occurrences