Family Otionellidae Bock and Cook 1998 (bryozoan)

Gymnolaemata - Cheilostomata - Otionellidae

Parent taxon: Lunulitoidea according to E. HaĚŠkansson et al. 2023

See also Bock 2006, Gordon 2012 and Schmidt 2003

Sister taxa: Lunulariidae, Lunulitidae, Selenariidae

Subtaxa: Helixotionella Kausiaria Otionella Otionellina Petasosella

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Type: Otionella

Ecology: stationary epifaunal suspension feeder

Distribution:

• Pliocene of Australia (2 collections)

• Miocene to Oligocene of Australia (1)

• Miocene to Pliocene of Australia (1)

• Miocene of Australia (3)

• Oligocene of Australia (1)

• Eocene of United States (6: Alabama, Louisiana, Mississippi, Texas)

Total: 14 collections including 15 occurrences

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