Hymenoptera

The class Hymenoptera -- ants, bees, ichneumons, sawflies, wasps -- has about 145,000 species. Only some of the species of the bees, worldwide, are included here. Some sources have different classifications for families.

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Bibliography

  1. O'Toole, Christopher, and Anthony Raw Bees of the World. New York: Facts On File, 1991.
  2. Atlas Hymenoptera
  3. Bumblebees
  4. Checklist for Hymenoptera: Apoidea
  5. Hymenoptera
  6. Wild Bees of Slovenia
  7. Lista dos Colletidae Neotropicais
  8. Numerous other websites