About Ganyra howarthi (Dixey, 1915)
Ganyra howarthi, commonly known as Howarth's white, is a butterfly species belonging to the family Pieridae. It can be found along the coast in the southern half of Baja California and Sonora, Mexico, and also occurs in extreme southern Arizona, United States. Its habitat consists of thorn forests and desert scrubs. The wingspan of this butterfly measures 45–48 mm (1.8–1.9 inches).