Marcelli
Martyrological notice
The historical Roman Martyrology commemorates Marcelli on 26 November. The Latin notice identifies the record as priest. The source places the commemoration at Nicomediae.
Historical martyrology witness · Martyrologium Romanum (Latin historical edition)
Nicomediae sancti Marcelli Presbyteri, qui, Constantii tempore, ab Arianis e rupe praecipitatus, Martyr occubuit.