Conodonta

Iapetognathus Landing, 1982

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
Heinsalu, H., Kaljo, D., Kurvits, T., Viira, V. 2003. The stratotype of the Orasoja Member (Tremadocian, Northeast Estonia): lithology, mineralogy, and biostratigraphy. Proceedings of the Estonian Academy of Sciences. Geology 52, 3, 135-154.
Heinsalu, H., Viira, V., Paalits, I. 1991. Cambrian-Ordovician boundary beds in the Saka II section, North-East Estonia. Proceedings of the Estonian Academy of Sciences. Geology 40, 1, 8-15.
Kaljo, D., Heinsalu, H., Mens, K., Puura, I., Viira, V. 1988. Cambrian-Ordovician Boundary beds at Tõnismägi, Tallinn, North Estonia. Geological Magazine 125, 4, 457-463. DOI:10.1017/S001675680001308X
References based on distribution