Vapourer is a term that is most commonly used to describe a type of moth characterized by its fluffy, white appearance. There are several synonyms that can be used to refer to this type of moth, including the white-marked tussock moth, the white tussock moth and the yellow-based tussock moth. Other synonyms for vapourer include the hooded tussock moth and the hairy caterpillar, which are both used to describe the moth during its larval stage. Regardless of the term used, vapourer moths are known for their distinctive appearance and can be found in a variety of habitats throughout North America.