The Genus Heteroscelus belongs to the family of sandpipers and hoopoes. Commonly known as the shorebird, this genus includes two species - the Bar-tailed Godwit and the Black-tailed Godwit. The scientific classifications for both species are Heteroscelus lapponicus and Heteroscelus brevipes, respectively. Other common names for the Bar-tailed Godwit include the Red-breasted Godwit and the Pacific Godwit, while the Black-tailed Godwit is also known as the Eurasian Godwit. These synonyms help birdwatchers identify and categorize the different species of shorebirds in the Genus Heteroscelus.