pustulocrustaceous

pus·tu·lo·crus·ta·ceous

(pŭs'tyū-lō-krŭs-tā'shŭs),
Marked by pustules crusted with dry pus.

pustulocrustaceous

(pŭs″tū-lō-krŭs-tā′shŭs) [″ + crusta, shell]
Characterized by formation of pustules and crusts.