Euchaetes zella
 Euchaetes zella is a moth of the Arctiidae family. It was described by Dyar in 1903. It is found in Arizona California Nevada New Mexico Oklahoma and Texas.The wingspan is about 26 mm.Larvae have been recorded feeding on Philibertia heterophylla and Asclepias species. Full-grown larvae reach a length of 25 mm. Pupation takes place in a dense oval cocoon incorporating larval hairs.