Taricha torosa, also known as the California newt, is a common species of newt found in the western United States. While the scientific name of this amphibian is well-established, there are several common synonyms used to refer to this species in informal or colloquial conversation. Some of the most commonly used synonyms for Taricha torosa include the California rough-skinned newt, the western rough-skinned newt, and the Pacific newt. These synonyms are often used interchangeably with the species' scientific name, and are well-known to those who are familiar with the creature's habitat, behavior, and physical characteristics.