ammonites
Amurothyris Koczyrkevicz 1976 (lamp shell)

Rhynchonellata - Terebratulida - Heterelasminidae

Full reference: B. V. Koczyrkevicz. 1976. Permskie Geterelazminidy (Brachiopoda) yuzhnogo Primor'ya. Morfologiya i Sistematika Iskopaemykh Bespozvonochnykh Dal'nego Vostoka 73-78

Parent taxon: Heterelasminidae according to A. Williams et al. 2006

Sister taxa: Gundarolasmina, Heterelasmina, Mimaria, Permicola, Pseudolabaia, Qinglongia

Subtaxa: Amurothyris costulata

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Type: Amurothyris costulata

Ecology: stationary epifaunal suspension feeder