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Brachythyrinella
Taxonomy
Brachythyrinella was named by Waterhouse and Gupta (1978) [Sepkoski's age data: P Sakm Sepkoski's reference number: 538]. It is not extant. Its type is Brachythyrinella narsarhensis.
It was assigned to Spiriferida by Sepkoski (2002); to Trigonotretini by Waterhouse (2004); and to Trigonotretinae by Williams et al. (2006).
It was assigned to Spiriferida by Sepkoski (2002); to Trigonotretini by Waterhouse (2004); and to Trigonotretinae by Williams et al. (2006).
Species