Prehistoric animals, 2005, 4 stamps
Prehistoric animals, 1993, 6 stamps
Prehistoric animals, 2016, 4 stamps
Prehistoric animals, 2005, 8 stamps
Prehistoric animals, 2016, 4 stamps
Prehistoric animals, 1994, 6 stamps
Prehistoric animals, 1994, 6 stamps
Prehistoric animals, 1993, 6 stamps
Prehistoric animals, 1993, 4 stamps