Globidiscus Okuyucu 2021

Genus Globidiscus Okuyucu, 2021 emend. herein Type species Globidiscus fragilis Okuyucu, 2021 (type by original designation). Description (emended) Test free, very large, bilocular, involute, inflated, lenticular in axial section and subglobular in transverse section with tapering last whorls, sometimes with sharp triangular protrusions. Coiling initially glomospiral and planispiral in the terminal part. A well-developed flosculinisation fills the base of the lumen and generally exceeds the two-thirds height of the chamber. Thick porcelaneous wall with perforations (comb teeth-shaped) related to neosparitization and without buttresses. Aperture simple, terminal. Included species Globidiscus fragilis Okuyucu, 2021 and G. flexus Okuyucu, 2021. Range and distribution Discovered in the Middle Permian (late Capitanian) of the Karakaya Complex (= Elmadağ Olistrostrome, this study), northwest Anatolia, Türkiye.