The World Association for the Development of Philately (WADP) and the Universal Postal Union (UPU) jointly conceived and developed the WADP Numbering System - WNS, which was launched on 1 January 2002.

Stamps issued with EC012.17

  1. Ec003.17-80
    Wns Number
    EC003.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants I - Atta cephalotes
  2. Ec004.17-80
    Wns Number
    EC004.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants I - Eciton hamatum
  3. Ec005.17-80
    Wns Number
    EC005.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants I - Daceton armigerum
  4. Ec006.17-80
    Wns Number
    EC006.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants I - Acanthoponera minor
  5. Ec007.17-80
    Wns Number
    EC007.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants I - Ectatomma tuberculatum
  6. Ec008.17-80
    Wns Number
    EC008.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants I - Gigantiops destructor
  7. Ec009.17-80
    Wns Number
    EC009.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants I - Neoponera villosa
  8. Ec010.17-80
    Wns Number
    EC010.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants I - Cephalotes atratus
  9. Ec011.17-80
    Wns Number
    EC011.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants II - Cephalotes spinosus
  10. Ec012.17-80
    Wns Number
    EC012.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants II - Odontomachus hastatus
  11. Ec013.17-80
    Wns Number
    EC013.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants II - Pheidole xanthogaster
  12. Ec014.17-80
    Wns Number
    EC014.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants II - Myrmelachista ruszkii
  13. Ec015.17-80
    Wns Number
    EC015.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants II - Leptogenys pucuna
  14. Ec016.17-80
    Wns Number
    EC016.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants II - Eciton rapax
  15. Ec017.17-80
    Wns Number
    EC017.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants II - Paraponera clavata
  16. Ec018.17-80
    Wns Number
    EC018.17
    Country / Post
    Ecuador
    Date of Issue
    March 31, 2017
    Subject
    Ecuador Ants II - Camponotus sericeiventris