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Tanybregma
Taxonomy
Tanybregma was named by Jell and Stait (1985) [Sepkoski's age data: O Trem-u]. It is not extant.
It was synonymized subjectively with Hillyardina by Boyce (1989).
It was assigned to Proetida by Sepkoski (2002); to Hystricuridae by Adrain et al. (2003); and to Hillyardininae by Adrain and Westrop (2007).
It was synonymized subjectively with Hillyardina by Boyce (1989).
It was assigned to Proetida by Sepkoski (2002); to Hystricuridae by Adrain et al. (2003); and to Hillyardininae by Adrain and Westrop (2007).