The Tetartemorion denomination
A tetartemorion is an ancient Greek denomination worth 1/4 obols, and weighing 0.18 grammes.
The name comes from 'tetarton', meaning a fourth, and 'morion' meaning part - a "quarter-part".
forepart of lion right
pigeon left, pellet above and below
head of Apollo right
Ref: SNG von Aulock 1810 var(head right)...
head of eagle left; KY
quadripartite incuse square
Ref: SNG Cop 31; Klein 333. (hemiobol)
head of griffin left
Ref: Cf. Hirsch 221, lot 331, BMC 88-89
seated griffin right, rising leg
quadrate incuse square