Horný R.J. (2001). The youngest representative of Sarkanella (Mollusca, Tergomya) from the Kraluv Dvur Formation (Upper Ordovician, Kralodvorian) of the Barrandian area (Czech Republic). Časopis Národniho Muzea, Řada příodovĕdná. 170(1-4): 79-80.
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Horný R.J.
2001
The youngest representative of Sarkanella (Mollusca, Tergomya) from the Kraluv Dvur Formation (Upper Ordovician, Kralodvorian) of the Barrandian area (Czech Republic)
Časopis Národniho Muzea, Řada příodovĕdná