Betraccium Pessagno et al. 1979 (radiolarian)

Radiolaria - Spumellaria - Pantanelliidae

Full reference: E. A. Pessagno, W. Finch, and P. L. Abbott. 1979. Upper Triassic Radiolaria from the San HipĆ³lito Formation, Baja California. Micropaleontology 25(2):160-197

Parent taxon: Pantanelliinae according to P. De Wever et al. 2001

See also Sepkoski 2002

Sister taxa: Cantalum, Cecrops, Gorgansium, Pachyoncus, Pantanellium, Pseudopantanellium, Trillus, Zartus

Subtaxa: Betraccium chengi Betraccium deweveri Betraccium inornatum Betraccium irregulare Betraccium kennecottense Betraccium maclearni Betraccium nodulum Betraccium perilense Betraccium smithi

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Ecology: passively mobile planktonic omnivore


• Jurassic of the Philippines (1 collection)

• Triassic of Canada (53: British Columbia), China (1), Croatia (1), Cyprus (2), Japan (2), Mexico (2), New Zealand (1), the Philippines (2), Turkey (14), United States (2: Alaska)

Total: 81 collections including 155 occurrences

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Specimen images are retrieved through the ePANDDA API.

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