The Genus Psaltriparus refers to a group of small bird species found throughout North and Central America. These birds are commonly known as the "bushtits" and are known for their small size, as well as their ability to travel in large flocks. While the term Genus Psaltriparus is the scientific name used to describe these birds, there are several other synonyms commonly used to refer to this group. Some of the most common synonyms used include the Mountain Bushtit, the Pacific Bushtit, the American Bushtit, and the Plain Bushtit. Regardless of the specific name used, the Genus Psaltriparus remains an important part of the avian world.