Dainty-sulphur
Guides
Nathalis
Nathalis is a small genus of butterflies in the family Pieridae, containing two recognized species. The genus is notable for including the dainty sulphur (Nathalis iole), one of the smallest butterflies in North America. Species in this genus occur from North America through Central America to northern South America. The genus has been subject to behavioral study, with research documenting courtship displays in N. iole.