Globothalamea - Rotaliida - Nonionidae
Parent taxon: Nonionidae according to A. P. Carignano 2012
See also Bertels 1964, Carignano and Ballent 2009, Kiessling 2003 and Sepkoski 2002
Sister taxa: Astrononion, Cribrononion, Faujasina, Florilus, Nonion, Nonionella, Nonioninae, Notorotalia, Ozawaia, Pseudononion, Pulleniinae, Zeaflorilus
Subtaxa: Protelphidium hofkeri Protelphidium primitivum Protelphidium sublaeve
Ecology: stationary semi-infaunal omnivore
Distribution:
• Quaternary of Canada (13: Nunavut, Ontario, Quebec collections), France (4), Italy (1), North Atlantic (1), Poland (3), United States (4: Virginia)
• Miocene of Algeria (1), India (1), North Atlantic (1), Peru (1)
• Oligocene of Canada (1: British Columbia)
• Eocene of India (1)
• Cretaceous to Paleogene of Argentina (3)
• Cretaceous of Argentina (4)
Total: 39 collections including 43 occurrences
Specimen images are retrieved through the ePANDDA API.
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