Late 4th-Early 3rd B.C.
Second half of 4th B.C.
4th A.D.
Second half of 3rd A.D.
2nd-1st B.C.
6 Aug 1971
6th B.C.
Middle of 3rd A.D.
3rd A.D.
1st B.C.-1st A.D.
3rd B.C.
Classical
480 B.C.
First quarter of 5th B.C.
500-480 B.C.
Fourth quarter of 6th B.C.
Third-Fourth quarter of 6th B.C.
Third quarter of 6th B.C.
Second quarter of 6th B.C.
Middle of 6th B.C.
550 B.C.
First half of 6th B.C.
First quarter of 6th B.C.
Early 6th B.C.
Late Hellenistic
Second half of 2nd-First half of 1st B.C.
2nd B.C.
First half of 4th B.C.
Late 6th-Early 5th B.C.
Middle of 7th B.C.
Fourth quarter of 8th B.C.