Sigmomorphina Cushman and Ozawa 1928 (foram)

Nodosariata - Polymorphinida - Polymorphinidae

Parent taxon: Polymorphinidae according to A. Bertels 1964

See also Sepkoski 2002 and Wienrich 1997

Sister taxa: Bullopora, Enantiodentalina, Eoguttulina, Falsoguttulininae, Polymorphina, Polymorphininae, Pseudopolymorphina, Ramulininae

Subtaxa: Sigmomorphina kronenburgae Sigmomorphina semitecta

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Ecology: stationary semi-infaunal omnivore

Distribution:

• Miocene of Canada (1: Nova Scotia collection), Germany (23), New Zealand (1)

• Oligocene of Canada (1: British Columbia), United States (1: Louisiana)

• Eocene of Tonga (1), United States (5: Alabama, Louisiana, Oregon, Washington)

• Cretaceous of the Netherlands (3)

Total: 36 collections including 40 occurrences

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Specimen images are retrieved through the ePANDDA API.


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