ammonites
Geresia Missarzhevsky and Mambetov 1981 (lamp shell)

Brachiopoda - Mitrosagophora

Full reference: V. V. Missarzhevsky and A. M. Mambetov. 1981. Stratigrafiya i fauna pogranichnykh sloyev Kembriya i Dokembriya Malogo Karatau [Stratigraphy and fauna of the Precambrian-Cambrian boundary beds of the Malyy Karatau]. Trudy Ordena Trudovogo Krasnogo Znameni Geologicheskiy Institut Akademiya NAUK SSSR 326:1-90

Parent taxon: Mitrosagophora according to J. J. Sepkoski 2002

Sister taxa: Bercutia, Kelanella, Lugoviella, Paterimitra, Porcauricula, Sonella, Tommotiidae

Subtaxa: Geresia rugosa

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Type: Geresia rugosa

Ecology: facultatively mobile epifaunal suspension feeder