This guide provides an overview of the butterflies that live in and around Tucson, Arizona. Skippers are not covered here, there are so many of them that they deserve their own field guide. There are 5 families of "true" butterflies: Gossamer-winged Butterflies (Lycaenidae, includes ...more ↓
Kricogonia lyside, commonly known as the Lyside Sulphur or Guayacan Sulphur, is a North and South American butterfly in the family Pieridae. In seasons with heavy monsoons, this butterfly is seen in massive migrations which are frequent in Texas but more rare in the southwest. It is also an occasional resident in southern Florida.