crustularius
Could not find crustularium in Logeion dictionaries.
crustularium Noun: masculine genitive plural, Noun: masculine accusative singular of crustularius
crustŭlārĭus, ii, m. [crustulum],
- one who makes pastry, a confectioner, Sen. Ep. 56, 3.
crūstulārius, iī, m. (crustulum), der Zuckerbäcker, der Zuckerplätzler = der Zuckerplätzchenbäcker, Sen. ep. 56, 2.
crustŭlārĭus, (16) ĭī, m. (crustulum), pâtissier, confiseur : Sen. Ep. 56, 2.