Most unidentified Roman coins posted here are part of the LRB (Late Roman Bronze) series from the reign of Constantine, his sons, and successors until the fall of the West (476) and the beginning of distinct Byzantine coinage (498). This website is a terrific tool to attribute those:
http://www.tesorillo.com/aes/_rev/index1i.htm
http://www.tesorillo.com/aes/_rev/index1i.htm



















