''Euchloe guaymasensis'', the Sonoran marble or Sonoran white, is a species of

butterfly Butterflies are insects in the macrolepidopteran clade Rhopalocera from the Order (biology), order Lepidoptera, which also includes moths. Adult butterflies have large, often brightly coloured wings, and conspicuous, fluttering flight. The ...

in the family

Pieridae The Pieridae are a large family of butterflies with about 76 genera containing about 1,100 species, mostly from tropical Africa and tropical Asia with some varieties in the more northern regions of North America and Eurasia.DeVries P. J. in Levi ...

.''Euchloe guaymasensis''.
Invertebrate Abstracts. Arizona Game and Fish Department. It is native to

Sonora Sonora (), officially Estado Libre y Soberano de Sonora ( en, Free and Sovereign State of Sonora), is one of the 31 states which, along with Mexico City, comprise the Administrative divisions of Mexico, Federal Entities of Mexico. The state is d ...

Mexico Mexico (Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guatema ...

and has been seen once in

Arizona Arizona ( ; nv, Hoozdo Hahoodzo ; ood, Alĭ ṣonak ) is a state in the Southwestern United States. It is the 6th largest and the 14th most populous of the 50 states. Its capital and largest city is Phoenix. Arizona is part of the Fou ...

in the United States. The butterfly has a wingspan of . The upperside is pale yellow. The forewing has a black tip and a black bar toward the front edge. The underside is marbled with green. This species occurs in rocky desert habitat. Its host plant is western tansymustard (''Descurainia pinnata''). Adults fly in February and March. This species was first collected in 1983 from a microwave relay north of Guaymas in Sonora.Opler, P. A. (1986)
A new ''Euchloe'' (Pieridae) from northwestern Mexico.
''The Lepidopterists' Society'' 40(3) 188-90.

References

External links

- Butterflies of America guaymasensis Butterflies of North America Butterflies described in 1986 {{Pieridae-stub