Anthocharis cethura, the desert orangetip or Felder's orangetip, is a species of butterfly in the subfamily Pierinae. It is native to the southwestern United States and northern Mexico, where it lives on hills and ridges in rocky desert habitat. The male and female look similar. The wingspan is 2.6 to 4 centimeters. The wings are yellow with an orange patch toward the front of the forewing outlined in black and white. The edges of the wings are spotted with black. The underside of the hindwing has greenish bands.