The São Tomé green pigeon (Treron sanctithomae) is a species of bird in the family Columbidae. It is endemic to São Tomé and Príncipe. Its natural habitat is subtropical or tropical moist lowland forests.
- Original name "Protecção da natureza. Treron S. thomae"
- Series:Birds
- Themes:Animals
- Year: 1979
- Format:Souvenir Sheet
- Emission:Commemorative
- Perforation:comb 14½
- Printing:Offset lithography
- Size:120 x 103 mm
- Face value:25 Db