der·mes·tid 
(dər-mĕstĭd)
(dər-mĕstĭd)n.
Any of various beetles of the family Dermestidae, having larvae that feed chiefly on materials of animal origin such as fur, hides, wool, and stored food.
[From New Latin Dermēstidae, family name, from Dermēstēs, type genus, from Greek dermēstēs, worm that eats skin or leather, derma, skin; see der- in the Appendix of Indo-European roots, edō, es-, to eat; see ed- in the Appendix of Indo-European roots.]
der·mestid adj.