What does anthrenus mean?
The definition of anthrenus
An*thre”nus, n.
Etym: [NL., fr. Gr. (Zoöl.)

A genus of small beetles, several of which, in the larval state, are very destructive to woolen goods, fur, etc. The common “museum pest” is A. varius; the carpet beetle is A. scrophulariæ. The larvæ are commonly confounded with moths.