14th International Symposium on the 
Ordovician System
July 15–26, 2023; Estonia and Sweden
in conjunction with 

The 3rd Annual Meeting of IGCP 735 and 
STRATI-2023 Ordovician Excursion

Registration fees

Regular Conference Fee
As above, to be paid between February 1 and April 9, 2023
EUR 400
Student Fee
To be paid before April 9, 2023.
EUR 250
Late Conference Fee
If paid after April 9, 2023
EUR 550
Conference Dinner (20.07.2023) EUR 75
Pre-conference excursion: Ordovician of Estonia (July 15-18, 2023)
Includes guidebook, transportation, field lunches (accommodation in Tallinn, should be booked by participants separately). 
The number of places is limited.
EUR 300
Post-conference excursion: Ordovician of Sweden (July 23-26, 2023)
Includes guidebook, lunches, and accommodation. The number of places is limited.
Late price (if paid after April 1, 2023)....
EUR 600

EUR 700

Invoice and Bank transfer

Please indicate the keyword "ISOS14" and the names of participant(s) in the payment description, and ensure that the payment will be without charges to the beneficiary. Credit card payments are preferred. 

Payment form

For registering and paying for your participation please fill the form:


Refunds of 50% of the conference and excursion fees will be paid if the cancellation is received before July 1, 2023. No refunds are possible after this date. In case of unlikely cancellation or postponing the meeting due to global health or security crisis, the fees will be returned.


Limited support to young researchers from the IGCP 735 will be possible; please contact the conference secretary for further details. Note that only participants with presentations will be considered for support.