Navicula
Distribution:
• Quaternary of India (1 collection), Japan (4), Sweden (1), United States (1: Michigan), Yemen (3)
• Blancan of United States (1: California)
• Pliocene to Pleistocene of Ethiopia (1)
• Pliocene of Chile (1), Fiji (1), Indonesia (1), Japan (2), United States (4: California, Florida)
• Miocene of Chile (1), Iran (1), Mexico (1), United States (3: Maryland, North Carolina, Washington), Vanuatu (1)
• Neogene of India (1)
• Eocene of United States (1: Mississippi)
Total: 30 collections including 92 occurrences