--- Spirillinidae Mississippian East European Platform Moskovskaya Oblast Mjatliuk identified by scientist 1 / FEU-1010801 | --- Spirillinidae Mississippian East European Platform Moskovskaya Oblast Mjatliuk identified by scientist 2 / FEU-1010802 | --- Spirillinidae Mississippian Middle Mississippian East European Platform Moskovskaya Oblast Mjatliuk identified by scientist 3 / FEU-1010804 |