Babelon attributed the SNG 822 type coin below to Roiteion in Troas. Imhoof-Blumer, in his article "TPIH on ancient coins" showed that they were struck either in a town named Trieres or Trieros in Thrace, or by a similarly named Thracian tribe.
BMC 1-2 | Trieros, Thrace, AR Hemiobol 8 mm, 0.4 g. ca 450-420 BC. Forepart of horse right. / T-Ρ-H-I in the four corners of a quadripartite incuse square. BMC 1-2; SNG Cop 821; Imhoof "TRIH", 5. | Text | Image |
Imhoof MG 32 | Trieros, Thrace. AR Hemiobol, 9.2 mm, 0.44 g. 450-400 BC. Laureate head of Apollo right. / TΡIH around, Bay branch with numerous bay leaves in incuse square. Imhoof MG 32; SNG Lockett 1208; Imhoof "TΡIH", 6. | Text | Image |
Klein 98 | Trieros, Thrace, AR Hemiobol 7 mm, 0.2 g. ca 450-420 BC. Forepart of horse right. / X in squares in the four corners of a quadripartite incuse square. Klein 98. | Text | Image |
SNG Cop 822-823 | Thrie-Trieros, Thrace. AR Hemiobol, 450-400 BC. 0.45g. Laureate head of Apollo left / TΡIH, Bay branch with numerous bay leaves in incuse square. BMC 3-6; SNG Leake 1792; SNG Cop. 822-823; Imhoof, Miszellen II, p. 20; Imhoof "TΡIH", 7. | Text | Image |