Butterflies That Appear During the Monsoon Season

Depending on the intensity of summer rains, the Lyside Sulphur (Kricogonia lyside) butterflies may be seen fluttering about in the Tucson area. These butterflies are 1 ¼ to 2 inches in size.  Their color can be a whitish or greenish with yellow.  These butterflies do not appear with every monsoon.


Bailowitz, Richard A. Butterflies of Southeastern Arizona.  Tucson, Ariz.: Sonoran Arthropod Studies, Inc. c1991.  Pages 163-164.

Stewart, Bob. Butterflies of Arizona; a photographic guide. Arcata, CA: West Coast Lady Press. c2001.  Page 40

Lyside Sulphur | Butterflies and Moths of North America, opens a new window (BAMONA):  butterfliesandmoths.org

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