Parent taxon: Lagenina according to S. Al Menoufy and A. Shreif 2021
See also Anan 2020, Gibson 1983, Loeblich and Tappan 1961, Loeblich and Tappan 1984, Loeblich and Tappan 1988 and Margerel 2012
Sister taxa: Frondinidae, Ichthyolariidae, Ichtyolariidae, Langella, Protonodosariidae, Pseudolangella, Robuloidacea
Subtaxa: Ellipsolagenidae Glandulinidae
Ecology: stationary infaunal deposit feeder
Distribution:
• Quaternary of Canada (1: Ontario collection), United States (1: Alaska)
• Pliocene of Ecuador (3), New Zealand (1), Panama (1)
• Miocene to Pliocene of Australia (1)
• Miocene of Germany (21), India (1), Iran (2), New Zealand (3)
• Oligocene of Canada (1: Nova Scotia)
• Eocene of Canada (1: Nova Scotia), Namibia (1), Spain (2), United States (1: Louisiana/Texas)
• Paleocene of Argentina (1), Spain (1)
• Cretaceous to Paleogene of Argentina (1)
• Cretaceous of Japan (1), New Zealand (1), Tunisia (17), the United Kingdom (3)
• Triassic of Hungary (2), Indonesia (2)
Total: 70 collections including 77 occurrences