REG(IO) MAR(TIS)
a statue of the helmeted Mars, represented on a lead
plate (Rostowzew, Syll. n. 495; Rev.
Num. 1898, 473), which probably
indicated (HJ xxii.) the neighbourhood of the
TEMPLUM MARTIS (q.v.)
outside the porta Capena, on the extreme south of the city (cf.
AD NUCEM).