Conodonta

Drepanoistodus Lindström, 1971

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. 2008. Conodont biostratigraphy in the Middle-Upper Ordovician boundary beds of Estonia. Estonian Journal of Earth Sciences 57, 1, 23-38.
Viira, V., Mens, K., Nemliher, J. 2006. Lower Ordovician Leetse Formation in the North Estonian Klint area. Proceedings of the Estonian Academy of Sciences. Geology 55, 2, 156-174.
Löfgren, A., Viira, V., Mens, K. 2005. Conodont biostratigraphy and sedimentary history in the upper Tremadoc at Uuga, Cape Pakri, NW Estonia. GFF 127, 4, 283-293. DOI:10.1080/11035890501274283
Tolmacheva, T., Egerquist, E., Meidla, T., Tinn, O., Holmer, L. 2003. Faunal composition and dynamics in unconsolidated sediments: a case study from the Middle Ordovician of the East Baltic. Geological Magazine 140, 1, 31-44. DOI:10.1017/S001675680200701X
Viira, V., Löfgren, A., Mägi, S., Wickström, J. 2001. An Early to Middle Ordovician succession of conodont faunas at Mäekalda, northern Estonia. Geological Magazine 138, 6, 699-718. DOI:10.1017/S0016756801005945
Löfgren, A. 1978. Arenigian and Llanvirnian cocodonts from Jämtland, northern Sweden. Fossils and Strata 13, 1-129.
Sergeeva, S. P. 1963. Lower Ordovician conodonts from the Leningrad regione. Paleontologicheski Zhurnal , 2, 93-108.