Baltoplacognathus Zhang, 1998

Selection of related publications
Männik, P. & Viira, V. 2012. Ordovician conodont diversity in the northern Baltic. Estonian Journal of Earth Sciences 61, 1, 1-14. DOI:10.3176/earth.2012.1.01
Hints, O., Viira, V. & Nõlvak, J. 2012. Darriwilian (Middle Ordovician) conodont biostratigraphy in NW Estonia. Estonian Journal of Earth Sciences 61, 4, 210-226. DOI:10.3176/earth.2012.4.03
Viira, V. 2011. Lower and Middle Ordovician conodonts from subsurface of SE Estonia and adjacent Russia. Estonian Journal of Earth Sciences 60, 1, 1-21. DOI:10.3176/earth.2011.1.01
Viira, V. 1974. Ordovician conodonts of the East Baltic.
Viira, V. 1972. On Symmetry of Some Middle Ordovician Conodonts. Geologica et Palaeontologica 6, 45-49.
Viira, V. 1967. Ordovician conodont succession in the Ohesaare core. Proceedings of the Academy of Sciences of the Estonian SSR. Chemistry and Geology 16, 4, 319-329.
References based on distribution