Titus, AE18 of Lystra, Lycaonia. 4.2g.

IMP T CAE AV VESPA, laureate head right.
COE IVE LVS, helmeted, draped, male head left, two spears behind head. 

RPC S2 1606A (this coin). 
Very rare.

Contributed by Mark Dunning, Sept. 2015.