Illustrated Companion to the Latin Dictionary/Crustarius

This article incorporates text from a publication now in the public domain: Rich, Anthony (1849). The illustrated companion to the Latin dictionary, and Greek lexicon. p. vi. OCLC 894670115. https://archive.org/details/illustratedcompa00rich. 

CRUSTA'RIUS. An artist who designed, and modelled crustae for gold and silver plate. (Plin. H. N. xxxiii. 55.) They were sold at Rome in shops appropriated for that particular branch of trade, called crustariae tabernae. Festus, s. v.