Foraminifera note details

Stratigraphy
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Kurnubiidae (to be published as a new family): Starting in the middle Jurassic with Praekurnubia, the genus Kurnubia is a typical Late Jurassic taxon replacing the Pfenderinids totally absent, but with an hypodermic network in te marginal zone of the chambers ; the Pfenderinids reappear in the Cretaceous from a Siphovalvulinid ancestor (iterative evolution). Septfontaine (2019) pers. com.
Not documented
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2019-09-15 17:45:45Z
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