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Ussuria
Taxonomy
Ussuria was named by Diener (1895) [Sepkoski's age data: Tr Olen-l Sepkoski's reference number: 302]. It is not extant. Its type is Ussuria schamarae.
It was assigned to Ussuridae by Spath (1934); to Ceratitida by Sepkoski (2002); and to Ussuriidae by Tozer (1981), Shigeta and Nguyen (2014), Tongtherm et al. (2016).
It was assigned to Ussuridae by Spath (1934); to Ceratitida by Sepkoski (2002); and to Ussuriidae by Tozer (1981), Shigeta and Nguyen (2014), Tongtherm et al. (2016).
Species