Vectors of onchocerciaisis

This page will provide morphological descriptions and distribution, biology and medical importance of those simuliid species which are known to trasmitt Onchocerca volvulus.


Primary vectors

Central America (Guatemala, Mexico)

South America (Venezuela focus)

South America (Amazonia focus)


  • Simulium damnosum (complex)
  • S. damnosum (complex) cytotypes [ A comprenhensive up-to-date checklist of all cytotypes of S. damnosum has been given by Post  et al. 2000.see this link for abstract.]
Scratchpads developed and conceived by: Vince Smith, Simon Rycroft, Dave Roberts, Ben Scott...