印鼠客蚤 Traditional form: 印鼠客蚤 Pinyin (reading): yìnshǔkèzǎo Definitions: oriental rat flea (Xenopsylla cheopis) Characters: 印 - print; mark; seal, stamp 鼠 - rat, mouse 客 - guest, traveller; customer 蚤 - flea; louse Traditional characters: 印 - print; mark; seal, stamp 鼠 - rat, mouse 客 - guest, traveller; customer 蚤 - flea; louse