Now showing: Guyana - Postage stamps (1966 - 2024) - 9277 stamps.
4. September WM: 3 Perforation: 14
![[National Science Research Council, type HI]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HI-s.jpg)
![[National Science Research Council, type HJ]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HJ-s.jpg)
![[National Science Research Council, type HK]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HK-s.jpg)
![[National Science Research Council, type HL]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HL-s.jpg)
2. October WM: None Perforation: 13½ x 13
![[Butterflies, type HM]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HM-s.jpg)
![[Butterflies, type HN]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HN-s.jpg)
![[Butterflies, type HO]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HO-s.jpg)
![[Butterflies, type HP]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HP-s.jpg)
![[Butterflies, type HQ]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HQ-s.jpg)
![[Butterflies, type HR]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HR-s.jpg)
![[Butterflies, type HS]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HS-s.jpg)
![[Butterflies, type HT]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HT-s.jpg)
![[Butterflies, type HU]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HU-s.jpg)
![[Butterflies, type HV]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HV-s.jpg)
![[Butterflies, type HW]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HW-s.jpg)
| No. | Type | D | Color | Description |
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| 303 | HM | 5C | multicoloured | Prepona pheridamas | 0.26 | - | 0.26 | - | USD |
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| 304 | HN | 10C | multicoloured | Archonias bellona | 0.26 | - | 0.26 | - | USD |
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| 305 | HO | 15C | multicoloured | Eryphanis polyxena | 0.26 | - | 0.26 | - | USD |
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| 306 | HP | 20C | multicoloured | Helicopis cupido | 0.26 | - | 0.26 | - | USD |
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| 307 | HQ | 25C | multicoloured | Nessaea batesii | 2.08 | - | 0.26 | - | USD |
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| 308 | HR | 35C | multicoloured | Nymphidium mantus | 2.08 | - | 0.26 | - | USD |
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| 309 | HS | 40C | multicoloured | Anaea galanthis | 2.08 | - | 0.26 | - | USD |
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| 310 | HT | 50C | multicoloured | Morpho rhetenor | 2.08 | - | 0.26 | - | USD |
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| 311 | HU | 1$ | multicoloured | Hamadryas amphinome | 5.21 | - | 0.26 | - | USD |
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| 312 | HV | 2$ | multicoloured | Papilio androgeus | 8.33 | - | 0.52 | - | USD |
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| 313 | HW | 5$ | multicoloured | Agrias claudina | 10.42 | - | 1.56 | - | USD |
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| 303‑313 | 33.32 | - | 4.42 | - | USD |
27. December WM: 3 Perforation: 14
![[National/International Heritage Year, type HX]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HX-s.jpg)
![[National/International Heritage Year, type HY]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HY-s.jpg)
![[National/International Heritage Year, type HZ]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/HZ-s.jpg)
![[National/International Heritage Year, type IA]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IA-s.jpg)
7. February WM: None Perforation: 14½
![[Satellite Earth Station, type IB]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IB-s.jpg)
![[Satellite Earth Station, type IC]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IC-s.jpg)
![[Satellite Earth Station, type ID]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/ID-s.jpg)
![[Satellite Earth Station, type IE]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IE-s.jpg)
11. June WM: 3 Perforation: 14
![[The 100th Anniversary of Sir Rowland Hill, 1795-1879, type IF]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IF-s.jpg)
![[The 100th Anniversary of Sir Rowland Hill, 1795-1879, type IG]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IG-s.jpg)
![[The 100th Anniversary of Sir Rowland Hill, 1795-1879, type IH]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IH-s.jpg)
![[The 100th Anniversary of Sir Rowland Hill, 1795-1879, type II]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/II-s.jpg)
20. August WM: 3 Perforation: 14 x 13¾
![[International Year of the Child - Children's Paintings, type IJ]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IJ-s.jpg)
![[International Year of the Child - Children's Paintings, type IK]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IK-s.jpg)
![[International Year of the Child - Children's Paintings, type IL]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IL-s.jpg)
![[International Year of the Child - Children's Paintings, type IM]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IM-s.jpg)
27. September WM: 3 Perforation: 14½ x 14¼
![[The 60th Anniversary of Guyana Labour Union, type IN]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IN-s.jpg)
![[The 60th Anniversary of Guyana Labour Union, type IO]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IO-s.jpg)
![[The 60th Anniversary of Guyana Labour Union, type IP]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IP-s.jpg)
![[The 60th Anniversary of Guyana Labour Union, type IQ]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IQ-s.jpg)
25. January WM: 3 Perforation: 14
![[Butterflies, type IR]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IR-s.jpg)
![[Butterflies, type IS]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IS-s.jpg)
![[Butterflies, type IT]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IT-s.jpg)
23. February WM: 3 Perforation: 14
![[The 10th Anniversary of Republic, type IU]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IU-s.jpg)
![[The 10th Anniversary of Republic, type IV]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IV-s.jpg)
![[The 10th Anniversary of Republic, type IW]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IW-s.jpg)
![[The 10th Anniversary of Republic, type IX]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/IX-s.jpg)
6. May WM: 3 Perforation: 14½
![[International Stamp Exhibition "London 1980" - London, England - Fish, type ]](https://www.stampworld.com/media/catalogue/Guyana/Postage-stamps/0341-b.jpg)
| No. | Type | D | Color | Description |
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| 341 | IY | 35C | multicoloured | Centropomus undecimalis | 0.52 | - | 0.26 | - | USD |
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| 342 | IZ | 35C | multicoloured | Hoplias malabaricus | 0.52 | - | 0.26 | - | USD |
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| 343 | JA | 35C | multicoloured | Electrophorus electricus | 0.52 | - | 0.26 | - | USD |
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| 344 | JB | 35C | multicoloured | Rivulus urophthalmus | 0.52 | - | 0.26 | - | USD |
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| 345 | JC | 35C | multicoloured | Nannostomus beckfordi | 0.52 | - | 0.26 | - | USD |
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| 346 | JD | 35C | multicoloured | Anableps anableps | 0.52 | - | 0.26 | - | USD |
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| 347 | JE | 35C | multicoloured | Serramus nattereri | 0.52 | - | 0.26 | - | USD |
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| 348 | JF | 35C | multicoloured | Loricaria cataphracta | 0.52 | - | 0.26 | - | USD |
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| 349 | JG | 35C | multicoloured | Manta birostris | 0.52 | - | 0.26 | - | USD |
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| 350 | JH | 35C | multicoloured | Chichlasoma festivum | 0.52 | - | 0.26 | - | USD |
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| 351 | JI | 35C | multicoloured | Arapaima gigas | 0.52 | - | 0.26 | - | USD |
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| 352 | JJ | 35C | multicoloured | Cichla ocellaris | 0.52 | - | 0.26 | - | USD |
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| 341‑352 | Minisheet | 6.25 | - | 6.25 | - | USD | |||||||||||
| 341‑352 | 6.24 | - | 3.12 | - | USD |
