Foraminifera - Globigerinaceae - Heterohelicidae
Parent taxon: Globigerinacea according to A. Bertels 1970
See also Cushman 1927, Kiessling 2003 and Pessagno 1967
Sister taxa: Abathomphalidae, Globotruncanidae, Marginotruncanidae, Planomalinidae, Shackoinidae
Subtaxa: Bolivinitinae Guembelininae Heterohelicinae Pavonininae Planoheterohelix Pseudoguembelina Rectoguembelina Spiroplectininae Woodringina Zeauvigerina
Ecology: stationary semi-infaunal omnivore
Distribution:
• Oligocene of Australia (1 collection), Canada (2: British Columbia, Nova Scotia), Iran (1), New Zealand (1), United States (1: Louisiana)
• Eocene of Canada (2: British Columbia, Nova Scotia), Iran (1), Nigeria (2), Spain (1), United States (2: California, Louisiana)
• Paleocene of Egypt (54), Libya (1), Peru (1), Tunisia (47), United States (9: Texas)
• Paleogene of New Zealand (1)
• Cretaceous to Paleogene of Argentina (1)
• Cretaceous of Angola (1), Argentina (8), Canada (20: Alberta, British Columbia), Chile (5), Colombia (3), Egypt (53), Greece (2), Israel (1), Italy (5), Mexico (4), New Zealand (1), Poland (6), Romania (1), South Pacific (1), Tanzania (1), Tunisia (104), the United Kingdom (65), United States (14: Texas)
Total: 423 collections including 2162 occurrences