Genus

Periodon Hadding, 1913

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. Estonian Academy Publishers. DOI:10.3176/earth.2012.1.01
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
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
Sjöstrand, L. L. M. 2003. Early to early Middle Ordovician conodont biostratigraphy of the Tamsalu drill core, central Estonia. Examensarbeite i geologi vid Lunds Universitet 156, 1-20. Lunds Universitet.
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.
Viira, V. 1974. Konodonty ordovika Pribaltiki. pp. 1-140. Valgus.
Viira, V. 1967. Ordovician conodont succession in the Ohesaare core. Eesti NSV Teaduste Akadeemia Toimetised. Keemia, Geoloogia / Известия Академии наук Эстонской ССР. Химия. Геология 16, 4, 319-329. DOI:10.3176/chem.geol.1967.4.06
List of species
1. Periodon aculeatus Hadding, 1913 | Lasnamägi StageUhaku Stage
2. Periodon flabellum (Lindström, 1954) | Billingen StageVolkhov Stage