Watch List notes:

Otho. A.D. 69. AR denarius (18.3 mm, 2.83 g, 7 h). Rome mint. IMP M OTHO CAESAR AVG TR P, bare head right / SECVRITAS PR, Securitas standing left, holding wreath and scepter. RIC 10; RSC 15; BMCRE 19. aFine, dark toning. 

A budget example of a scarce emperor.