Now showing: Guinea Bissau - Postage stamps (1990 - 1999) - 13 stamps.
18. May WM: None Perforation: 14
![[Reptiles, type ACW]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/ACW-s.jpg)
![[Reptiles, type ACX]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/ACX-s.jpg)
![[Reptiles, type ACY]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/ACY-s.jpg)
![[Reptiles, type ACZ]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/ACZ-s.jpg)
| No. | Type | D | Color | Description |
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| 851 | ACW | 1500P | multicoloured | Bitis sp. | 0.58 | - | 0.29 | - | USD |
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| 852 | ACX | 3000P | multicoloured | Osteolaemus tetraspis | 0.87 | - | 0.29 | - | USD |
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| 853 | ACY | 4000P | multicoloured | Varanus niloticus | 1.16 | - | 0.58 | - | USD |
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| 854 | ACZ | 5000P | multicoloured | Agama agama | 1.74 | - | 0.58 | - | USD |
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| 851‑854 | Minisheet (130 x 106mm) | 5.80 | - | 5.80 | - | USD | |||||||||||
| 851‑854 | 4.35 | - | 1.74 | - | USD |
30. July WM: None Perforation: 13½
![[Union of Portuguese Capitals, type ]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/0855-b.jpg)
15. November WM: None Perforation: 14
![[Tourism, type ]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/0856-b.jpg)
30. November WM: None Perforation: 14¼
![[International Stamp Exhibition "HONG KONG '94" - Hong Kong - Jewelry (Minisheet in 1994), type ADF]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/ADF-s.jpg)
![[International Stamp Exhibition "HONG KONG '94" - Hong Kong - Jewelry (Minisheet in 1994), type ADG]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/ADG-s.jpg)
![[International Stamp Exhibition "HONG KONG '94" - Hong Kong - Jewelry (Minisheet in 1994), type ADH]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/ADH-s.jpg)
![[International Stamp Exhibition "HONG KONG '94" - Hong Kong - Jewelry (Minisheet in 1994), type ADI]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/ADI-s.jpg)
