Masticophis flagellum

Masticophis flagellum
	Eastern coachwhip; (Masticophis flagellum flagellum)
Conservation status
	; Least Concern (IUCN 3.1)
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Reptilia
Order:	Squamata
Suborder:	Serpentes
Family:	Colubridae
Genus:	Masticophis
Species:	M. flagellum
Binomial name
	Masticophis flagellum; (Shaw, 1802)
Synonyms
	List Coluber flagellum; Shaw, 1802; Psammophis flagelliformis; Holbrook, 1842; Herpetodryas flagelliformis; — A.M.C. Duméril & Bibron, 1854; Zamenis flagelliformis; — Boulenger, 1893; Bascanion flagellum ; — Lönnberg, 1894; Masticophis flagellum ; — Taylor, 1938; Coluber flagellum ; — Utiger et al., 2005; Coluber flagellum ; — Liner, 2007; Masticophis flagellum ; — Collins & Taggart, 2009; ;

Masticophis flagellum is a species of nonvenomous colubrid snake, commonly referred to as the coachwhip, whip snake or the red racer. It is endemic to the United States and Mexico. Six subspecies are recognized (including the nominotypical subspecies). It is listed as a species of Least Concern by the ICUN.