saturniid
noun
sa·tur·ni·id sa-ˈtər-nē-əd 
: any of a family (Saturniidae) of usually large stout strong-winged moths (such as a luna moth or a cecropia moth) with hairy bodies
saturniid adjective
Word History
Etymology
New Latin Saturniidae, from Saturnia, genus of moths, from Latin, daughter of the god Saturn
First Known Use
1886, in the meaning defined above