The 6th International Paleontological Congress (IPC6) will be held in Thailand in November 2022. The congress website is at https://ipc6.msu.ac.th/scientific-sessions/.
Ordovician workshop of IGCP 653 will take place November 29-30, 2021 in Lyon, France. The meeting circular can be found at http://www.igcp653.org/wp-content/uploads/2021/10/Lyon-workshop.pdf. You can also check the website http://...