The Collaborative International Dictionary of English v.0.48:

Scaraboid \Scar"a*boid\, a. [Scarab + -oid.] (Zool.)
   Of or pertaining to the family Scarabaeidae, an extensive
   group which includes the Egyptian scarab, the tumbledung, and
   many similar lamellicorn beetles.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Scaraboid \Scar"a*boid\, n. (Zool.)
   A scaraboid beetle.
   [1913 Webster]