Cohors VI Thracum equitata
Cohors VI Thracum quingenaria equitata ("6th part-mounted Cohort of Thracians") was a Roman auxiliary regiment containing cavalry contingents. The cohort activated on Dacia and Moesia Inferior provinces. In Dacia the unit stationed on castra from the limes of Dacia Porolissensis: Porolissum, Certinae and Optatiana.
Roman cohort
cohors quinquagenaria equitata