Prehistoric animals, 5 stamps
Prehistoric animals, 1997, 10 stamps
Prehistoric animals, 1993, 6 stamps
Prehistoric animals, 1993, 6 stamps
Prehistoric animals, 1993, 6 stamps
Prehistoric animals, 1993, 6 stamps
Prehistoric animals, 2013, 32 stamps
Prehistoric animals, 2022, 5 stamps