Family Arachnoidiscaceae Round et al. 1990 (diatom)
Bacillariophyceae - Arachnoidiscales - Arachnoidiscaceae
Full reference: F. E. Round, R. M. Crawford, and D. G. Mann. 1990. The diatoms biology and morphology of the genera.
Parent taxon: Arachnoidiscales according to F. E. Round et al. 1990
Sister taxa: none
Subtaxa: Arachnoidiscus
Ecology: "photoautotroph"
Distribution:
• Pliocene of Japan (1 collection)
• Neogene of India (1)
• Oligocene of India (1)
• Eocene of the Russian Federation (1)
• Paleocene of Antarctica (3)
Total: 7 collections including 8 occurrences