Phyllium is a genus of insect that includes various species of leaf insects. These insects are known for their remarkable ability to camouflage themselves by resembling a leaf. If you are looking for synonyms for "phyllium," there are several options available. One of the most common synonyms is "leaf insect." Other synonyms include "walking leaf," in reference to their ability to move like a leaf being blown by the wind, and "leaf bug." Regardless of which term you prefer, there is no denying that these insects are fascinating creatures that are sure to capture the attention of anyone who sees them.