The Amargosa springsnail (Pyrgulopsis amargosae) is a snail in the family Hydrobiidae. It is endemic to the Amargosa River drainage of the southwestern United States. The small (1.5–-2.7 mm high) snail is known to occur in several near-brackish springs, including the type locality of Saratoga Springs in Death Valley.
- "Death Valley geology field trip: Saratoga and Valley Springs". USGS/NPS. Retrieved 19 April 2011.
- Hershler, Robert (March 1989). "Springsnails (Gastropoda: Hydrobiidae) of Owens and Amargosa River (exclusive of Ash Meadows) drainages, Death Valley system, California-Nevada". Proc. Biol. Soc. Wash. 102 (1): 176–248.