Watch List notes:

Mesopotamia, Singara. Gordian III and Tranquillina. A.D. 238-244. AE 34 (33.5 mm, 25.01 g, 5 h). Struck A.D. 241-244. AVTOK K M ANT [ΓOΡΔIANωN CЄB TPANKVIΛΛINA CЄB] (or similar, mostly off-flan), Gordian's laureate draped and cuirassed bust right vis-a-vis Tranquillina's diademed and draped bust left / AVR CЄΠ KOL [CINΓAPA], City-goddess seated left on rock, holding grain-ears or branch; river-god Mygdonius swimming left at her feet; Sagittarius as archer leaping left above her head. SNG Cop. 256-7; BMC 8-11. Rough VF, somewhat off-center on otherwise generous flan losing much legend; areas of original encrustation over green/olive patina.