@misc{Dunford2009,
  author    = {James C. Dunford},
  title     = {Taxonomic overview of the greater fritillary genus Speyeria Scudder and the atlantis - hesperis species complexes, with species accounts, type images, and relevant literature (Lepidoptera: Nymphalidae)},
  booktitle = {Insecta mundi : a journal of world insect systematics},
  issn      = {1942-1354},
  url       = {http://www.centerforsystematicentomology.org/insectamundi/},
  series    = {Insecta Mundi},
  number    = {0090},
  type      = {periodicalpart},
  year        = {2009},
}